programming
It seems to me like every time I have to do something that has to do with SSL certificates – be they self-signed or signed by a certificate authority – things do not go smoothly. I only do this from time to time, so I am by no means an expert; but
ssl
IMPORTANT: I found it a lot easier and less error prone to use the GUI tool Portecle to go about generating a SSL certificate/key. You can find my instructions to do so in another post. The following steps show how a RapidSSL certificate obtained through GoGetSSL can be used
productivity
Problem By default, Gmail does not forward email it considers spam even if it's configured to forward all email to a designated address. Solution You can make Gmail forward ALL emails by following these simple steps: 1. Go to settings: 1. Go to Filters and 'Create a
This guide describes how you can unlink a hard disk from Linux/Unix. This might be useful for instance if you replaced a disk image in Virtual Box or another VM. WARNING: Do a backup of your virtual machine first or, if you are running on a physical computer, make
If you have a folder C:\Test and you would like to share it with your Windows Homegroup, you can do so in the Windows Command line (cmd.exe) or in a Batch file with the net share tool. The folder above could be shared with the name "Test&
Good load testing of web and cloud applications should involve many concurrent connections originating from diverse networks. To set up such tests on your own is not trivial and probably very expensive. Thankfully, there are numerous service providers, which allow to use their infrastructure for testing your applications. A few
java
Problem You would like to install Oracle JDK using Puppet. Using the puppetlabs/java module, you might get an error message such as: Error: Java distribution oracle-jdk is not supported. at […]/init.pp:57 on node […] Solution Use the module puppet-jdk-oracle. Just follow the installation instruction from the GitHub page.
mysql
I just spent a fair amount of time setting up MySQL replication between two servers encrypted by SSL (using MySQL 5.1.73). I struggled with fixing a nasty error displayed only as 'ERROR 2026 (HY000): SSL connection error'. In the following, I have collected a few possible
mysql
If you are using Linux, there is simple way to check if a user exists in MySQL: echo `mysql -u root -p**[your root password]** -e 'use mysql; SELECT user FROM user;'` | grep '[user name]' Executing this command will exit with return code 0 if the
productivity
I had a brief look around today for Cloud-based (SaaS) CRM solutions which are free and of use for small businesses and startups. My recommendation as of now would be to go with Podio. It's free and offers a nice set of features and integrations. Here is the
productivity
The free software Calibre allows to convert various ebook formats (such as EPUB and MOBI) into PDF documents. Unfortunately, the default settings of Calibre do not result in the creation of easily readable documents. Thus, I have provided here some sample settings for a nice looking PDF output for Calibre:
tools
Printing from any windows application to a PDF printer is not supported in the most recent Windows versions by default. Most free applications for this purpose which can be found through a simple Google search unfortunately often come with unwanted Malware or Adware (hello, Ask.com toolbar!). However, there is