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How can I add a column that doesn't allow nulls in a Postgresql database?
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Nice solution. I couldn't get to the online postgres docs for some reason to see what the syntax would be for this.
– Sean Bright
Feb 4 '09 at 17:48
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List of standard lengths for database fields
...med Ahmed Abdel Karim El Mahdi actually uses all his names when filling in online forms I would be impressed. I have two middle names but I only ever use one of them apart from on official (i.e. government) forms.
– Leon
Nov 20 '15 at 8:30
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How to disable typing special characters when pressing option key in Mac OS X? [closed]
...reate a custom keyboard mapping with option-letters all set to BLANK using online tool from this webpage. You can create a custom mapping in several clicks out of almost any keyboard layout. Proved to work on MacOSX 10.7+ with IntelliJ Idea, Php/WebStorm, NetBeans, Eclipse.
Select "Set blank for op...
How to set up a git project to use an external repo submodule?
...projects, so I always group the repos under an "externals" directory.
The online Pro Git Book has some good information on submodules (and git in general) presented in an easy-to-read fashion. Alternately, git help submodule will also give good information. Or take a look at the Git Submodule Tutor...
How to update a plot in matplotlib?
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All of the above might be true, however for me "online-updating" of figures only works with some backends, specifically wx. You just might try to change to this, e.g. by starting ipython/pylab by ipython --pylab=wx! Good luck!
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An error occurred while validating. HRESULT = '8000000A'
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I read somewhere online about this, and I have fixed it like this (it was suggested by someone):
open your setup project file (.vdproj) in notepad (or any other text editor)
delete these lines at a beginning of the .vdproj file:
"SccProjec...
Polymorphism with gson
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Long time has passed, but I couldn't find a really good solution online..
Here is small twist on @MarcusJuniusBrutus's solution, that avoids the infinite recursion.
Keep the same deserializer, but remove the serializer -
public class IAnimalAdapter implements JsonDeSerializer<IAnima...
iOS / Android cross platform development [closed]
...put Flash or HTML5 for the web. The framework was originally developed for online multiplayer social games, such as poker and backgammon, and it suits 2D games and apps with complex logic. The framework supports 2D graphics and includes a 2D physics engine.
NB:
Today we announced that Particle C...
Html.DropdownListFor selected value not being set
... set the selected value of a Html.DropDownListFor? I've been having a look online and have seen that it can be achieved by using the fourth parameter so like the below:
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Read/Write String from/to a File in Android
...h android version your device run. You can check the AOSP's implementation online. For example, for android 8.1_r5 : android.googlesource.com/platform/frameworks/base/+/…
– vhamon
May 18 '18 at 12:00
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