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Argparse: Required argument 'y' if 'x' is present
...n and proxy ports')
That saves your users typing. It is just as easy to test if args.prox is not None: as if args.prox:.
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How to convert int to char with leading zeros?
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Just tested FORMAT Sql Server 2012 - it is slow, as in "one number per several seconds" slow. Stay away.
– Muposat
Dec 9 '15 at 19:41
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Copy constructor for a class with unique_ptr
...nique_ptr is not copyable, it is only moveable.
This will directly affect Test, which is, in your second, example also only moveable and not copyable.
In fact, it is good that you use unique_ptr which protects you from a big mistake.
For example, the main issue with your first code is that the po...
Run an app on a multiple devices automatically in Android Studio
... What version of the ide are you running? If you're not running the latest you should update.
– damccull
Feb 18 '14 at 16:44
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What are Maven goals and phases and what is their difference?
...es by default. The compile phase goals will always be executed before the test phase goals which will always be executed before the package phase goals and so on.
Part of the confusion is exacerbated by the fact that when you execute maven you can specify a goal or a phase. If you specify a phase...
Node.js vs .Net performance
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I did a rudimentary performance test between nodejs and IIS.
IIS is about 2.5 times faster than nodejs when dishing out "hello, world!".
code below.
my hardware:
Dell Latitude E6510, Core i5 (dual core), 8 GB RAM, Windows 7 Enterprise 64 bit OS
node serve...
Debugging Scala code with simple-build-tool (sbt) and IntelliJ
... code site lists commands for running the main class for a project or the tests, but there seem to be no commands for debugging.
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What is “:-!!” in C code?
...answer here has a good response:
These macros implement a compile-time test, while assert() is a run-time test.
Exactly right. You don't want to detect problems in your kernel at runtime that could have been caught earlier! It's a critical piece of the operating system. To whatever extent prob...
Using the “start” command with parameters passed to the started program
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If you want passing parameter and your .exe file in test folder of c: drive
start "parameter" "C:\test\test1.exe" -pc My Name-PC -launch
If you won't want passing parameter and your .exe file in test folder of c: drive
start "" "C:\test\test1.exe" -pc My Name-PC -launch
I...
Can I change a private readonly field in C# using reflection?
...eld. What I attempted made no sense. Your solution works perfectly fine (tested again, correctly this time)
– Sage Pourpre
Apr 17 '15 at 2:57
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