Useful tips for everyday
How do I list the parent directory? navigates to directory above your current working directory in the tree. If you want to list contents of…
How do I organize my SD card? Open a folder you want to organize. For example, the “DCIM” folder contains multimedia. Open the folder within…
Are there any issues with the WebCrypto specification? Issues with the Web Cryptography specification should be filed on the github. The WebCrypto specification does not…
What is the difference between 11n and 11ac? In fact 802.11ac uses the 5GHz band while 802.11n uses 5GHz and 2.4GHz. Higher bands are faster…
How does Facebook do authentication? When you set up two-factor authentication on Facebook, you’ll be asked to choose one of three security methods: Tapping your…
What are the main differences between PostgreSQL and MySQL? Difference between MySQL and PostgreSQL S.NO. MySQL PostgreSQL 2. It is a relational based DBMS. It…
What is simple navigation? Simple Navigation is a ruby library for creating navigations (with multiple levels) for your Rails, Sinatra or Padrino applications. It runs…
How do I make the PDF title the same as the file name? Create an Acrobat X Action (Acrobat X Pro required). Use “Set Open…
Does Photoshop have a font Finder? Open the image in Photoshop and select the Rectangular Marquee Tool. Use this tool to select the area of…
How to create a password for a.htaccess file? Enter the password for the user. This creates a password for a user named ‘user1’. The code…