Category: Uncategorized

Shortcut Errors

In today’s fast-paced digital world, efficiency and ease of use are crucial factors for creating successful user experiences. One aspect of user interface design that greatly contributes to these factors is keyboard navigation, particularly through the use of shortcut keys. However, shortcut errors can hinder the effectiveness of keyboard navigation and lead to frustration for users. This article explores the concept of shortcut errors such as errordomain=nscocoaerrordomain&errormessage=could not find the specified shortcut.&errorcode=4, their impact on user experience, and provides strategies to minimize and rectify them.

Understanding Shortcut Errors

Shortcut errors occur when users encounter unexpectedv or conflicting responses while attempting to execute shortcut keys. According to Trust In Geeks these errors can arise due to various factors, including improper implementation, lack of user guidance, or conflicts with system-level shortcuts. Understanding the nature of shortcut errors is essential to address them effectively.

Common Types of Shortcut Errors

  1. Missing or Inconsistent Shortcut Keys: In this type of error, users expect certain actions to be available through shortcut keys, but they are either missing or inconsistently implemented across the application or website.
  2. Conflicting Shortcut Keys: Conflicting shortcut keys occur when different actions or functionalities within the same context share the same key combinations, leading to unexpected behavior.
  3. Unintended Triggering of Shortcuts: Users may unintentionally trigger shortcuts when performing regular keyboard inputs, causing unwanted actions or navigation changes.
  4. Lack of Feedback or Guidance: Insufficient feedback or guidance regarding available shortcut keys can confuse users and hinder their ability to utilize them effectively.

Causes of Shortcut Errors

Shortcut errors can arise due to several underlying causes, including:

  1. Inadequate User Research: Insufficient understanding of user needs and behaviors during the design phase can lead to poor implementation of shortcut keys.
  2. Inconsistent Design Guidelines: Inconsistent guidelines for implementing shortcuts across different sections or modules of an application can result in user confusion and increased chances of errors.
  3. Insufficient User Testing: Neglecting usability testing, particularly in relation to shortcut keys, can overlook potential issues that could affect user experience.
  4. Lack of Documentation and Training: Inadequate documentation and training materials regarding shortcut keys can leave users unaware of their existence or unsure of how to utilize them effectively.

Impact of Shortcut Errors on User Experience

Shortcut errors have a direct impact on the overall user experience. When users encounter frequent shortcut errors, their productivity decreases, frustration levels rise, and they may resort to other alternatives or even abandon the application altogether. Poorly implemented or non-existent shortcut keys can lead to an inefficient and frustrating user journey, negatively affecting user satisfaction and retention.

Tips to Minimize Shortcut Errors

  1. Conduct User Research: Gain insights into users’ needs and preferences regarding shortcut keys through surveys, interviews, or user testing to inform the design process.
  2. Follow Consistent Design Patterns: Establish consistent guidelines for implementing shortcut keys across all sections of the application or website, ensuring a cohesive and intuitive experience.
  3. Provide Clear Feedback: Offer visual cues or auditory feedback when users activate a shortcut key, confirming the action and reinforcing their understanding of the system response.
  4. Simplify Shortcut Combinations: Minimize the number of shortcut key combinations required, prioritizing commonly used actions and providing alternative access methods for less frequent functionalities.
  5. Offer Customization Options: Allow users to customize or remap shortcut keys based on their individual preferences, accommodating diverse user needs and improving overall satisfaction.

Importance of Usability Testing

Usability testing plays a vital role in identifying and addressing shortcut errors. By observing users interact with the application or website, designers and developers can gain valuable insights into areas where shortcut errors occur, allowing them to make informed improvements.

Analyzing Shortcut Errors

Analyzing shortcut errors involves examining user feedback, error logs, and conducting post-implementation evaluations. This analysis helps pinpoint the most common shortcut errors, identify patterns, and prioritize fixes based on their impact on user experience.

Tools for Detecting Shortcut Errors

Several tools can assist in detecting shortcut errors, such as:

  • Keyboard Shortcut Testing Tools: These tools simulate keyboard inputs and monitor for unintended or conflicting actions, helping identify potential shortcut errors.
  • User Feedback and Analytics Tools: Collecting user feedback and analyzing usage data can reveal patterns of shortcut errors and highlight areas that require improvement.

Strategies for Fixing Shortcut Errors

  1. Prioritize Critical Errors: Start by addressing shortcut errors that have the most significant impact on user experience, focusing on functionalities that are frequently used or essential for completing tasks.
  2. Refine Shortcut Key Combinations: Review and modify shortcut key combinations to eliminate conflicts and ensure consistency throughout the application or website.
  3. Implement Clear Documentation: Provide comprehensive documentation that clearly lists all available shortcut keys and their respective functionalities, allowing users to reference them easily.
  4. Integrate User Training: Incorporate training materials, such as tutorials or tooltips, to guide users in effectively utilizing shortcut keys and understanding their benefits.

Best Practices for Implementing Shortcut Keys

  1. Consistency: Ensure that shortcut key combinations remain consistent across different sections or modules of the application, promoting a seamless user experience.
  2. Discoverability: Make shortcut keys discoverable by providing visual cues, tooltips, or a dedicated menu that displays available shortcuts.
  3. Avoid System-Level Conflicts: Be mindful of system-level shortcuts that may conflict with application-specific shortcut keys, and adjust or provide alternatives to prevent errors.
  4. Accessibility Considerations: Design shortcuts in a way that accommodates users with disabilities, allowing them to navigate and interact with the application effectively.


Efficient keyboard navigation through shortcut keys significantly enhances user experiences by providing quick access to essential functionalities. However, shortcut errors can undermine the effectiveness of these shortcuts, negatively impacting user satisfaction and productivity. By understanding common types of shortcut errors, their causes, and implementing strategies to minimize and rectify them, designers and developers can create intuitive and seamless user interfaces that prioritize user needs and optimize overall user experience.


  1. What are shortcut errors?
    Shortcut errors refer to unexpected or conflicting responses when users attempt to execute shortcut keys, hindering their efficiency and user experience.
  2. How can shortcut errors impact user experience?
    Shortcut errors can lead to decreased productivity, frustration, and potential abandonment of the application or website, resulting in a negative user experience.
  3. What causes shortcut errors?
  4. Shortcut errors can arise from inadequate user research, inconsistent design guidelines, insufficient user testing, and lack of documentation or training regarding shortcut keys.
  1. How can shortcut errors be minimized?
    Shortcut errors can be minimized by conducting user research, following consistent design patterns, providing clear feedback, simplifying shortcut combinations, and offering customization options.
  2. What tools can help detect shortcut errors?
    Tools such as keyboard shortcut testing tools and user feedback and analytics tools can assist in detecting shortcut errors and identifying areas for improvement.

7 WooCommerce Plugins You’ll Need For Hong Kong

Over the last decade, WooCommerce has emerged as one of the leading e-commerce platforms in Hong Kong and Macau. According to this article,4大網店平台大比較香港/澳門人開網店應選哪個,  WooCommerce’s multiple features, ease of use, and its support for multiple plugins has made it an instant hit across all of Asia and has earned it a mention among the top 4 major online store platform in Asia. 

WooCommerce supports over 300 plugins that bring different functionalities to your e-commerce store. But, the process of deciding which plugin to use as a merchant in Hong Kong could be quite overwhelming.

Here are 7 Woocommerce plugins you’ll need as a user in Hong Kong. 

1.  WooCommerce Multilingual

Multilingual marketplaces are becoming the next final move for even small to medium scale businesses. 

Non-English WordPress websites surpassed the English WordPress websites in 2014. Since then more WooCommerce stores have been created in languages other than English. WooCommerce Multilingual adds a compatibility layer with the popular WPML WordPress multilingual plugin, which creates an easy option to turn your single language store into a multilingual marketplace.

More language means access to foreign visitors, more engagements, more sales, and more profits.

Consider this: according to Common Sense Advisory- 75% of internet users do not make important buying decisions except the product information is in a language they can read or speak.

A multilingual store can serve you in many ways. These are some of the core benefits of WooCommerce multilingual store:

– Global Relevance

– Better SEO (Search Engine Optimization): Google will start indexing your additional languages as separate content and this helps a lot in terms of SEO

– An all-round better user experience

– Increased credibility and trust; there is a general acceptance that a company with multiple languages must be global

2.  RafflePress

RafflePress is a comprehensive WordPress plugin that makes creating viral giveaways on your Woocommerce store super easy. It’s packed full of great features that helps convert your store visitors into brand ambassadors. As a result, you’ll have the potential to get more blog traffic, email subscribers, and social engagements, without having to buy ads!

With RafflePress you can create giveaways in minutes, instead of spending hours perfecting every detail. Goal-based templates provide the perfect environment for giveaways that achieve your marketing goals faster. And, verified bonus actions can drive real engagement on social media. RafflePress also integrates with a host of email marketing services, as well as Zapier to connect to even more apps. It is essentially an ideal and simple way to grow your mailing list, increase social media engagement, and generate more sales. 

Rafflepress is arguably the best giveaway plugin on WordPress. The setup options are so simple, with easy to follow instructions, that even novice users would have no problem using it. Couple this with a clean, modern design, and the power of viral giveaways is right at your fingertips.

3. Order Delivery Date for WooCommerce

This plugin fills a surprising gap in the market for the WooCommerce eCommerce platform. Prior to the release of the Order Delivery Date plugin in 2012, it was a bit inconvenient for customers to specify a delivery date when they placed an order. Being able to offer customers the opportunity to choose a delivery date for their order has many benefits for both the business and the customer. It makes it a whole lot easier for the online stores to manage their delivery dates more effectively, as they can see in advance when deliveries need to be made. Customers can also benefit from this functionality by not only ensuring they are available to receive their order but also schedule deliveries in advance for special occasions.

By bringing this functionality to an eCommerce site, store owners can improve customer service and satisfaction by making the delivery process more convenient for their customers. Store owners can also increase efficiency at their end, by automating customer delivery date selection and being able to forecast increased demand for delivery on certain days in the future.

4. YITH WooCommerce Compare

YITH WooCommerce Compare is an indispensable tool for you if you own a considerably large store, including several items with similar features. Your customers will be able to compare products on sale in your online store, analyze their main features in a single table, and understand immediately what is just right for them, without having to examine each single product page in search of the information they are looking for.

Here are some features of the plugin.

– Freedom to show the comparison table in a shop page

– Categorizes products into  comparison tables

– Freedom to limit plugin features only to specific product categories

– Compares products even on custom attributes created from within the product

– Shares the “Compare” page on the most famous social network sites (Facebook, Twitter, Google +, Pinterest, or via email)

– Shows in a slider all the products that have a tag and/or a category in common with the products in the comparison table

-Customizable style

-Highlights all table fields with different values

5. WooCommerce Currency Switcher

As the name suggests, this plugin allows your customers to switch currencies easily and get real-time conversion rates in their local currency. You can add the currency switcher by using the shortcode or a sidebar widget. It is a perfect plugin for WooCommerce sites in switching currencies. Full of great functions, it has become one of the best WordPress currency switcher plugins since it was released in July 2016.

Here are a few features of the plugin:

– Representation: Currency Switcher is available as a widget and works in any widget area, for flexibility the shortcode is also available. You can insert shortcodes in any empty space on your site, even on the top menu. ( here is how to do it )

– Design: Graphically, WooCommerce Currency Switcher can be represented in 3 different ways: drop-down, flags, and side switcher, and for each currency, it is possible to set their respective flags.

– Rates auto-update This updates currency rates hourly, twice daily, daily, weekly, monthly, every 5 minutes, every 15 minutes, every 30 minutes, every 45 minutes, depending on how you configure it, or you can disable it and simply set your own currency rate.

6. WooCommerce Products Filter

WooCommerce Products Filter or WOOF  is perhaps the highest rated free WooCommerce product filter plugin that allows the visitors to search the products by product categories, product attributes, product tags, product custom taxonomies, and price. This plugin already has 70,000+ active installations. 

Here are some features of the plugin that make it the preferred way of filtering products.

-It provides shortcode and widget options for easy integration of the plugin. 

-It is compatible with WooCommerce Currency Switcher.

-It is compatible with WooCommerce Products Per Page.

7. LiveChat

LiveChat is a customer service platform that helps engage more visitors, grow sales, and increase customer satisfaction across several channels.

According to Underwater pistol, more than 67% of customers abandon their carts before completing a purchase? That’s because customers want instant answers to their questions. 

It works quite simply: you add live chat to your store, wait for your customers to ask a question, or, alternatively, approach them with chat invitations, and just like that, you can forge a solid Seller-customer relationship. This would mean more satisfied customers, more resolved issues, and more sold products. It also allows you to convert users into customers before they abandon their carts. LiveChat works with Google Analytics, all top email marketing, CRM software, and more.

In Conclusion,

WooCommerce is no doubt one of the best e-commerce platforms in Hong Kong. However, when you combine it with some of the other amazing plugins that have been built to extend its functionality, you get an online store that is much more effective and immersive. EasyEcommerce does a good job of providing an in-depth review of  WooCommerce 教學.

Selling on the Hong Kong e-commerce market is a great option for growth-minded online sellers, and Woocommerce is a great option to consider if you want to move your physical store online, or simply start selling products online.

Donate a Grinder

I have been thinking of the best gift to donate to the local welding school for orphans. I have been thinking of various tools associated with welding that I can order online and donate them to this school. In my research, I have come up with just the right tool. I have decided that I am going to order a couple of angle grinders for them. I cannot say that I have any prior experience with these tools. However, I have found a lot of information about these grinders and after I donate a couple of them, I will order one for my own use.

Everyone should have an angle grinder

For a welder, a handyman, a mason, a plumber or any other person that works with his or her hands, an angle grinder is one of the best tools to have in one’s collection. You are going to find this power tool in any welding workshop. It is powerful and it pretty well does just about anything that you put it to. Whether you are a plumber or a mason, this is an indispensable tool.

The angle grinder is quite flexible. After all, it is not called an angle grinder for nothing. It is because it can cut at an angle. Thus, you can even use it to reach those nifty corners that other tools fail to reach. However, it is also a dangerous tool, so do not attempt any of the risky cuts with the grinder. Start slow and build up on the speed that you can do as you gain more skill and experience.

Just as you do when buying other tools or materials such as the best welding blanket for your workshop, do not take chances when buying your angle grinder. I know this is easier said than done as there are so many of them in the market and all of them claim to be the best. Now, in this case, you will realize that best is quite relative. Before you order one, I think you should read reviews that other users have left for the tool.

It is better to pay more for a better angle grinder

Do not think about the price too much. By now, we should know that the best power tools cost more money. However, it is always better to pay more money, get more features and durability than pay less money and have the grinder die on you sooner rather than later. Most of the time, DIY enthusiasts waste their money on cheap and worthless tools. Now, this is not to say that you cannot get a good and affordable power tool because you can. You would just have to be more thorough in the buying process.

Buy a grinder according to the disc size. Now, the bigger the disc that an angle grinder is supposed to use, the more powerful it will be. However, bigger grinding discs are not always very accurate. Thus, if you are looking for accuracy, you had better go for a grinder that uses a smaller disc.

Another thing that you may want to consider is the speed of the grinder. The higher the better because it will cut faster and save you time. However, also consider your comfort as well as the weight of the grinder. Too much is not good.

Here are two angle grinders that you can buy for your use today:

DW840 DeWalt Grinder

DeWalt DW840

DeWalt is one of those names that you can invest in confidently knowing that the tool you buy is going to give you good service. The bold yellow color looks nice, and the build of the grinder is quite endearing. It is also easy to access the brushes in case you need to replace them. Another thing that you will love about this angle grinder is that the internal parts are covered against metal shavings and dust.


  • Big disc at 7 inches
  • High power at 7000 RPM
  • Keyless adjustability for the guard
  • Rear handle is quite ergonomic
  • Good for grinding at angles and tight places


  • It tends to overheat

Makita GA7021

Makita GA7021

This is the best angle grinder for sure, but it is also a bit costly for many people’s taste. However, you will love that it performs as it is expected to, and at 7000 RPMs, well, you will get your metal, tiles or plastic cut faster. The wheel guard is adjustable without using tools.

View other products here:


  • Handle can be adjusted to three positions
  • The soft rubber grip is nice and comfy on your hands
  • Easy-to-access brushes
  • Easy to use, with enough safety features


  • No cons whatsoever

Interested in buying a cordless drill? Check them out on

Welding Fire Safety Ideas

Welding is a risky craft, but one that we cannot do without seeing as how popular metal is. However, let’s just concede that all jobs that we do involving power tools do have an amount of risk. Some have a small risk, some have a bigger risk. It is just the way it is. However, with good management, it should be easy for you to manage the risk too. In fact, it is quite possible for you to minimize, if not eliminate all the risk. One of the biggest risks on the workshop floor is that of fire.

I have been teaching the local welding school for orphans how to prevent fire in the welding workshop. Here are some of the safety features that we have been considering:

Do a safety survey before you can begin welding

Welding fire picture

This is the most important step in the prevention of fire in your workshop. Welding produces a lot of fumes and fire and so if there are flammables nearby, an explosion is bound to happen. Also, know that the welding fumes are toxic, can cause you eyesight problems and so on. Thus, you want to know that the welding area is well ventilated and that there is a lot of fresh air coming in. Also ensure that the floor of the workshop is clean. You do not want someone to trip over metal pieces lying haphazardly all over the floor.

Ensure your welding equipment is in sound health all the time

Take good care of your gear. This means checking all the gas pipes to make sure they are not leaking. If you are using a MIG or TIG welder, make sure that it has been serviced and primed for the job at hand.

You should check all the cables to make sure that there are no exposed wires anywhere. When it comes to dealing with risks of fire in your workshop, you know you can never be too careful. One way to lessen fire hazards is to ensure your gear is in sound shape and that it works as it is supposed to.

Always have a plan for dousing a fire should one occur

When your daily business in the workshop involves fire, you know that you had better have a plan and a contingency plan too to take care of fire should there be one. Have a fire extinguisher in an easy-to-reach position and teach every hand in the workshop how to use this tool. Also, make sure that the fire extinguisher is in good working order. Get different types of fire extinguishers so that if you have a paper, grease or cloth fire, you can put it out in its early stages.

Wear the right gear for the job
Do not be too focused on your equipment and the workshop floor such that you forget about your own safety. You have to wear the right protective gear. This includes the shoes – they should be specifically made for welding. You also need a pair of heavy-duty gloves, an overall and a welding shield. The essence of gearing up in the right clothing is that should there be an accident, you can be able to rise to the occasion to offer help fast.

Choosing a Welding Blanket Like a Pro

Same as a painter, when you do your thing with the welding machine, you know that you cannot let the weld splatter on other items. That is why you need a welding blanket to protect your items. I was looking for a welding blanket some time back, and I realized just how tough shopping can be at times. There are always so many varieties of welding blankets in the online marketplaces and the choices can be confusing. I did manage to buy a few of these blankets though and now my work is better than before.

If you too are looking for one, here are a few tips to help you shop for a welding blanket easily:

Material used to make the blanket

Blanket for welding

Years ago, the most common material used to make welding blankets was asbestos, but it was outlawed because of safety reasons. However, it is still possible that some rogue vendor out there could be selling such blankets. That is why even if you do not know what the material should be, just know that asbestos is bad and you do not want it.

Look for a welding blanket made with Kevlar, yes, the same material that is used to make bulletproof vests. It is also fireproof, which is the first reason for buying a welding blanket.

Fiberglass welding blankets are also very common. These are made with just about the same materials that are used to make glass. Glass is fire resistant, but it does melt at high temperatures, and you can be sure that you will never reach the melting point of fiberglass in your workshop. This blanket has high heat resistance too, which makes it perfect for covering things that you do not want to burn.

Leather blankets

Flame retardent blanket

Good ol’ leather never fails to serve its purpose, does it? There are leather welding blankets, which are fire-resistant and with good care, they can last a long time. It might be more expensive to buy such a blanket, which is heavier by the way. But the good thing is that you get good value for the cost as the blanket lasts a long time. Leather is much better and more durable when compared to fiberglass. Depending on where you are welding, you can buy a big or a medium-sized leather blanket for welding. It will protect your items against the welding splatter and sparks.

Felt welding blankets

This is quite a surprise to many people because many do not know that felt is even more fire resistant than leather and fiberglass. However, it has a fire resistance of up to 1800 degrees Fahrenheit. It feels more comfortable against your skin. The only problem with felt is that it is not very durable, and therefore you might be in the stores sooner, looking for a new welding blanket.

These are just about the main materials used to make welding blankets. Fiberglass seems to be the most common since it lasts a long time and is cheap to buy. However, do not buy it blindly. Consider the types of finishing, and make sure the blanket has grommets so that you can hang it when you need to.