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Technical  // Browsing posts in Technical

Do you monitor your server?

OK, now you have your web project ready, up and running. It is using apache (or nginx) as a web server and mysql (or postgres, or whatever) as a database engine. Everything is working fine and you are completely happy. However, there can be a situation when: one of your services (mysql, apache, nginx , […]


19 Sep Posted by in Technical | 2 comments

Log out from Application Loader

I had a couple of clients I created iOS applications for and had to upload their apps to the iTunes connect for them. The upload is done using the tool called “Application Loader”, which is installed together with Xcode 3.2.5 and later. The tool itself is located under /Developer/Application/Utilities/Application Loader . However, once logged in, […]


301 & 302 redirects: using php or htaccess

What is the difference between 301 and 302 redirect codes?   – Code 301 is used for permanent redirects, meaning that page, directory or the whole site have moved permanently, for ever – and both users and search engines have to use new link address from now on. This can apply to the situation when […]


15 Mar Posted by in Unix administration | 1 comment

How to calculate average amount of memory for a process

Sometimes it is needed to understand the average amount of memory consumed by a process. You can create a shell script that’ll do the job for you. I’ve tested it on Ubuntu and it works fine (not sure about other OS). So, in the command line type: nano In the window opened, paste the […]


10 Mar Posted by in Performance | 3 comments

speed up slow drupal site

What has probably happened is that you have developed your drupal (or any other PHP+MySQL) site, tested the functionality, everything was working fine and after that you decided to go live, but suddenly you found out that the site in its current state does not cope with the loads. Or, probably, you just run some […]


configure nginx proxy for drupal site

There could be many reasons why your website performance is poor, one of them can possibly be that Apache is not coping with the load. There is a simple way to offload Apache by configuring nginx to serve static content. Nginx is also a web server (as Apache and IIS) and can be used on […]


tune apache performance using mpm prefork module

There could be many reasons why your website performance is poor, one of them can possibly be that Apache is not coping with the load. Below you’ll find ready to consume configuration to make Apache performance better using the Apache MPM prefork module. To do this, just include the below lines into your httpd.conf apache […]


28 Feb Posted by in Performance, Technical | 2 comments

speed up mysql for your website

If your website is using MySQL as a database back end and you think your website is slow, you are probably interested MySQL performance optimization tips and tricks. Here are a few of them: 1. First of all, check if you have too many table locks happening. If your database engine is MyISAM, which locks […]


17 Feb Posted by in Nice tools & resources, Windows administration | Comments Off on make php mail() work on windows

make php mail() work on windows

If you have recently moved your PHP web site to a windows VPS or dedicated server (for whatever reason: of course, it is more natural to host PHP web sites on unix, but it can happen that windows box is the only way), you could possibly realized that your php mail() function had stopped working. […]