IT stuff

MongoDB: fixed not starting error

Just use these:

sudo -u mongodb mongod --repair --dbpath /var/lib/mongodb/
sudo service mongodb start

Of course change dbpath to your dbpath, this one is default.

Basic Auth .htaccess 101

All these are working on Ubuntu 13.04

1. Check if apache modules are loaded:

on ubuntu this one works find:
apache2ctl -M

auth_basic_module (shared)
authn_file_module (shared)
authz_default_module (shared)
authz_groupfile_module (shared)
authz_host_module (shared)
authz_user_module (shared)
not all required, but my config is loading these now. auth_... and authn_... are realy required for my example, but i don't know which of those authz are required..

How to make DOM not to wait till javascript is downloaded and just open the page?

That's easy. Just add async attribute to the script tag. DOM will be ready before Javascript is downloaded, so the visitor will see contents of the page faster. It's always better, when your JavaScript is only used for user's interaction.

How to check if image has no code injected?

If you let images with code injection be saved on your server, it is possible, that it's a highwayto your php files and whole database, so it is important to make sure, that if user uploads avatar, it is really an avatar, not some hacky stuff with code injected into the image.

Free Ajax URL shortening service with 1 letter domain!

Hey geeks! Today I will share with you my new Free Ajax URL shortening service with 1 letter domain! It is simple to use, just make POST or GET request to this url:

Quick tutorial on how to start Android Studio version 0.1 in Windows 8. You can download Android Studio from here: http://developer.android.com/sdk/installing/studio.html

Google April Fools jokes 2013

Here you can see all Google April Fools jokes for 2013. If you know something more, please write about it in comments.