If you need to recover files and/or partitions on Linux, TestDisk and PhotoRec may be useful. Both are very powerful and free tools that run […]
UNIX/Linux
Mount a USB Hard Drive to Ubuntu Server
Unlike on the Ubuntu Desktop edition, USB devices are not automatically mounted on Ubuntu Server. You will have to do it manually. Luckily it’s quite […]
Crystal Reports, Java
Bulk Update of DB Password in Crystal Reports
If you need to update the database password for large amount of Crystal Reports, the Crystal Management Console may be too time consuming to change […]
Database, DB2, Oracle, SQL
SQL Developer with a DB2 Database
Originally called Raptor – SQL Developer has become quite a decent SQL Development tool over the years. The nice thing about it, besides the fact […]
DB2, UNIX/Linux
Cannot start DB2 instance after installation on Linux
You just installed DB2 as non-root user on Linux and when you attempt to start your instance with the db2start command, you get the following […]
Electronics, HTML
Creating an Offline Web App for the iPhone
Besides coding in Objective-C on a Mac in order to create native apps for the iPhone, the iPod Touch and the iPad, you also have […]
Regular Expression, UNIX/Linux
Global substitute in vi
To search and replace a string globally in the vi editor, use the following syntax: :%s/search_string/replacement_string/g
Electronics, Hacks
Region Free Multisystem Citizen CDVD667 DVD Player
In September 2009, the Real Canadian Superstore gave away free DVD players with the purchase of at least $250 in groceries. The DVD player they […]
Scripting, UNIX/Linux
dos2unix alternative
If you need to convert a DOS text file to a UNIX text file, and the dos2unix command is not available on your platform, you […]
Scripting, UNIX/Linux
Exclude files and directories from tar
The example below shows how you can exclude file “somefile.txt” and directory “subfolder6” from the tar command: