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Assigning default value while creating migration file
...the generated file to add a column to a model Tweet with datatype integer. Now I want to add default value to the added column while generating the migration file. Is that possible? I googled it but couldn't find. Guys need help.
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“Debug only” code that should run only when “turned on”
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If you want to know whether if debugging, everywhere in program.
Use this.
Declare global variable.
bool isDebug=false;
Create function for checking debug mode
[ConditionalAttribute("DEBUG")]
public static void isDebugging()
{...
What is the difference between `git fetch origin` and `git remote update origin`?
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@Jefromi: right... now I have to find a way to aggregate all the "what's cooking in Git" in order to see why commit 9c4a036b didn't make it in the official release before 1.7 ;)
– VonC
Apr 22 '10 at 5:38
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Is there any use for unique_ptr with array?
...d::array is out. And some people get their arrays from other code that is known to return an array; and that code isn't going to be rewritten to return a vector or something.
By allowing unique_ptr<T[]>, you service those needs.
In short, you use unique_ptr<T[]> when you need to. When ...
Java equivalent of C#'s verbatim strings with @
... 326 have been withdrawn. The discussion was restarted in Jan 2019, and is now tracked in JEP 355 for a JDK13 release.
– NPras
Jul 23 '19 at 0:49
add a comment
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What is the template binding vs binding?
...s template is being used for." You can't give it a name because you don't know the x:Name of the control at this time (even if you did, it wouldn't work because its in a different namescope). However, you can do this by defining a relative source
<Border Padding="{Binding Padding, RelativeSource...
Simple calculations for working with lat/lon and km distance?
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The site has the library now.
– midfield99
Jun 26 '16 at 0:22
2
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Why does Popen.communicate() return b'hi\n' instead of 'hi'?
...rint()able, so you're being shown the repr of the bytes you have. If you know the encoding of the bytes you received from the subprocess, you can use decode() to convert them into a printable str:
>>> print(b'hi\n'.decode('ascii'))
hi
Of course, this specific example only works if you a...
Is there a reason for C#'s reuse of the variable in a foreach?
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And now we will have to remember foreach is 'safe' but for is not.
– leppie
Jan 18 '12 at 5:58
22
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ProcessBuilder: Forwarding stdout and stderr of started processes without blocking the main thread
... new Thread(r, "asyncOut").start();
// here goes your main part
}
Now you're able to see both outputs from main and asyncOut threads in System.out
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