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Why does C# disallow readonly local variables?
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One reason is there is no CLR support for a readonly local. Readonly is translated into the CLR/CLI initonly opcode. This flag can only be applied to fields and has no meaning for a local. In fact, applying it to a local w...
What is null in Java?
...s of Variables
Each class variable, instance variable, or array component is initialized with a default value when it is created:
For all reference types, the default value is null.
How this is used varies. You can use it to enable what is called lazy initialization of fields...
Cannot open backup device. Operating System error 5
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Yeah I just scored this one.
Look in Windows Services. Start > Administration > Services
Find the Service in the list called: SQL Server (MSSQLSERVER) look for the "Log On As" column (need to add it if it doesn't exist in the list).
This i...
Change navbar color in Twitter Bootstrap
... 3.0.x
Available navbars
You've got two basic navbars:
<!-- A light one -->
<nav class="navbar navbar-default" role="navigation"></nav>
<!-- A dark one -->
<nav class="navbar navbar-inverse" role="navigation"></nav>
Default color usage
Here are the main col...
Assign output of os.system to a variable and prevent it from being displayed on the screen [duplicat
...e that Walter's subprocess.check_output solution is closer to the Pythonic one-liner it seems you're looking for, as long as you don't care about stderr.
– chbrown
Dec 10 '12 at 4:14
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How to scale a UIImageView proportionally?
... What did you actually answer? in Ronnie's question he mentioned that he uses it
– Dejell
Dec 9 '12 at 11:19
3
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Regular expression to match balanced parentheses
...swer is amazing, all the effort with possible demos allowed me to pick the one I use (regex101.org). I'm very grateful for your work
– Tomáš Votruba
Sep 13 at 17:20
add a co...
do {…} while(false)
...jumping forwards is hardly a "restriction". A goto is a goto, and dressing one up to make it look like it's not one is worse than just using a goto in the first place.
– Anon.
Feb 22 '10 at 20:58
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How can I auto increment the C# assembly version via our CI platform (Hudson)?
...a little bit more detail about what it does. Does it only function within one IDE or does it work across a whole team of developers with a CI platform?
– Allen Rice
Jul 14 '09 at 17:42
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Case Insensitive Flask-SQLAlchemy Query
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Improving on @plaes's answer, this one will make the query shorter if you specify just the column(s) you need:
user = models.User.query.with_entities(models.User.username).\
filter(models.User.username.ilike("%ganye%")).all()
The above example is very usefu...