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Debug vs Release in CMake
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692
With CMake, it's generally recommended to do an "out of source" build. Create your CMakeLists.tx...
Remove a folder from git tracking
...der path to your repo's root .gitignore file.
path_to_your_folder/
Step 2. Remove the folder from your local git tracking, but keep it on your disk.
git rm -r --cached path_to_your_folder/
Step 3. Push your changes to your git repo.
The folder will be considered "deleted" from Git's point of ...
When should we use mutex and when should we use semaphore
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commandButton/commandLink/ajax action/listener method not invoked or input value not set/updated
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Programmatically update widget from activity/service/receiver
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192
If you are using an AppWidgetProvider, you can update it this way:
Intent intent = new Intent(...
Emacs mode for Stack Overflow's markdown
... by issuing
sudo apt-get install emacs-goodies-el
or if you're on emacs 24 (or have package.el on emacs 23) and Marmalade or Melpa you can install it with
M-x package-install RET markdown-mode
Install It's All Text.
Set It's All Text's preferences to use Emacs. Either you can set it to the exec...
Why does Oracle 9i treat an empty string as NULL?
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219
I believe the answer is that Oracle is very, very old.
Back in the olden days before there wa...
Signing a Windows EXE file
...s Sign Tool
You download it as part of the Windows SDK for Windows Server 2008 and .NET 3.5. Once downloaded you can use it from the command line like so:
signtool sign /a MyFile.exe
This signs a single executable, using the "best certificate" available. (If you have no certificate, it will s...
How to dynamically load a Python class
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edited Sep 30 '15 at 12:22
Archit Jain
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answer...
Test if a property is available on a dynamic variable
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162
I think there is no way to find out whether a dynamic variable has a certain member without tryi...