A free, hosted, advanced wiki – Dropbox Paper
Around a year ago, while starting a new project, I was asking a friend and colleague for a suggestion between Docuwiki and Confluence to use as team wiki. He su...
Author: Anis Ahmad
Merge Images and PDFs into PDF
When working with PDF documents or scanned images, it’s a pretty common task to merge them to PDF. We have been doing these things using imagemagick and g...
Backup your database periodically to free cloud storage
You want to keep a periodical, automatic backup of your database. And, for safety, you are thinking to keep these backups to a (preferably free) cloud storage. ...
Adding watermark on image or PDF with PHP
Watermarking with PHP is not a complex thing. Google will list hundreds of solutions using GD or ImageMagick. But the complexity starts when I need custom posit...
Dependent / Cascading Select List with jQuery Select2
Select2 is one of the most popular select list plugin for jQuery. It has beautiful features and powerful customization options. One missing feature of Select2 i...
Checking system readiness for launching application (bash script)
It’s a simple bash script that checks system readiness for launching an application. It checks – Command line programs and tools installed Required ...
Convert Excel TSV to CSV in vim
After Copy-Paste some data from MS Excel spreadsheet, it appeared to be half thousand TSV (Tab Separated Values) lines in vim. Then it took around 20 seconds to...
Store data to Google Sheets using PHP
In some cases, when you need to dump some data to somewhere easily accessible, pushing to Google Sheets can be a good option. You can store data to Google Sprea...
Multiple sites with Apache Server on different ports or domains
Sometimes people become amazed with an awesome feature of his new shiny tool, and never discover that it was already there for years in his old boring tool. A g...
Track or count online users in Firebase webapp
It’s a pretty common need to track online users of an web application. Sometimes for counting total online users, sometimes by isolated space, e.g., by ch...