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Alex Fotios
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17 followers
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How to bid on a Reverse Engineering project and what tools to use
Hi, I have significant experience in low-level Windows development, including driver development (kernel mode), cracking and reverse engineering. I use the most advanced tools of the trade including IDA Pro, OllyDbg, WinDbg and other Windows SDK/WDK tools, ...
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Allowing only one executing PHP request
What is for reasons of performance or serialization you wanted to quickly (without messing with complex apache and/or php configuration options) ensure that only one php request of some web application executes at any one time? I had this requirement recent...
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Run LibreOffice in PHP scipts
It is often desirable to have PHP convert Word documents into PDF documents. LibreOffice can do that very well and of course it can do much more. There are three tricky points to consider if you want to run LibreOffice with PHP: You need to run it using the...
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PHP can't write to directory although it should
If PHP is not writing to a directory (e.g. you can't upload files) although all directory permissions as well as PHP and Apache settings and configuration are correct then, in case you are on CentOS 7 (or RedHat 7), the culprit may be SELinux. Just disable ...
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How to configure drupal with clean URLs
There is some confusion on drupal.org (and other sites) on how exactly to do that: multiple conflicting articles, incomplete instructions, etc. The way to do it is to basically include the correct set of httpd.conf directives for all three of the following ...
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How to integrate PDFBox into WildFly 11
There are no specific instructions on how to do this. Here is how I did it and it works fine for my project: Add the three main PDFBox jar files as a WildFly module. To do this you have to create a new appropriately named folder under WildFly's installation...
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Date expiration (licensing) in a VSTO Office Add-In
Sometimes you want to have a VSTO Office add-in you've developed stop working on a specific date; this is usually done for licensing related purposes. Here's how to gracefully stop a VSTO Office add-in from working before it even loads any Ribbon elements. ...
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Find which process holds a particular connection to a MySQL database
Finding which process holds a particular connection to a MySQL database is often not immediately obvious or well documented. First do this in your mysql command line client: show full processlist; You will get something like this: mysql > show full processl...
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letsencrypt.org makes everyone less secure
letsencrypt.org  have taken DV (Domain Validation) certificate issuance requirements a notch down. So, verification of domain ownership simply requires access to the server where the domain points - no domain administrative contact email verification, no re...
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