April 21, 2019 in Tips and Tricks
# remove browser bugs BrowserMatch ^Mozilla/4 gzip-only-text/html BrowserMatch ^Mozilla/4\.0[678] no-gzip BrowserMatch \bMSIE !no-gzip !gzip-only-text/html Header append Vary User-Agent # Turn on Expires and set default to 0 #ExpiresActive On #ExpiresDefault A0 # Set up caching on media files for 5 weeks #ExpiresDefault A3024000 #Header append Cache-Control “public” # Set up caching on media files for […]
April 21, 2019 in Learning, Php, Tips and Tricks
We can imagine our universe made of different objects like sun, earth, moon etc. Similarly we can imagine our car made of different objects like wheel, steering, gear etc. Same way there is object oriented programming concepts which assume everything as an object and implement a software using different objects. Object Oriented Concepts Before we […]
April 17, 2019 in Tips and Tricks
It uses something like below. Whatsapp web application is opened by user via web browser. Server creates a UNIQUE token (number) and embeds that number in QR-Code Whatsapp phone application reads QR-Code and decodes token. Whatsapp phone application sends information about its current user and this newly read token to whatsapp server. Whatsapp server matches […]
April 15, 2019 in News, Tips and Tricks
When most of us think of the internet, we imagine day-to-day activities like watching a video, checking the news or booking a vacation online. However, under the surface lies a shadowy corner of the web where terrorists, criminals, and whistleblowers lurk. The Deep Web has been heralded by many as the last bastion of internet […]
March 19, 2019 in MySql, Php, Tips and Tricks
If this is the case then you can easily open up the port for the security group in a few button clicks: 1) Log into you AWS Console and go to ‘EC2’ 2) On the left hand menu under ‘Network & Security’ go to ‘Security Groups’ 3) Check the Security Group in question 4) Click […]
January 9, 2019 in Tips and Tricks
How to keep SSH connections alive putty KEEPING SSH CONNECTIONS ALIVE Depending on your hardware and software configuration, you may experience SSH connectivity issues. For example, some types of firewalls may preemptively close connections after a certain amount of time has elapsed. To work around these types of problems, you can adjust your SSH client’s […]
January 4, 2019 in Tips and Tricks
How to host a Node.Js application in shared hosting In short you first install NVM, then you install the Node version of your choice with NVM. Your restart your shell (close and reopen your sessions). Then you to install the latest stable version for example. You can install any version of your choice. Check node –version for […]
January 3, 2019 in Tips and Tricks, Ubuntu
What’s my OS? What’s an OS? OS is an abbreviation for the word Operating System. An Operating System is the software that tells a computer how to operate. It controls hardware, executes programs, manages tasks and resources, and provides the user with an interface to the computer. What’s the version of my OS? Windows Windows […]
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