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How can you use optional parameters in C#?
...s:
public void SomeMethod(int a, int b = 0)
{
//some code
}
Edit: I know that at the time the question was asked, C# 4.0 didn't exist. But this question still ranks #1 in Google for "C# optional arguments" so I thought - this answer worth being here. Sorry.
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How to get the build/version number of your Android application?
...SION_NAME from BuildConfig
BuildConfig.VERSION_NAME
Yep, it's that easy now.
Is It Returning an Empty String for VERSION_NAME?
If you're getting a empty string for BuildConfig.VERSION_NAME then read on.
I kept getting an empty string for BuildConfig.VERSION_NAME because I wasn't setting the ve...
Quickly find whether a value is present in a C array?
...h an array of size 256 (preferably 1024, but 256 is the minimum) and check if a value matches the arrays contents. A bool will be set to true is this is the case.
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Logical operators (“and”, “or”) in DOS batch
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You can do and with nested conditions:
if %age% geq 2 (
if %age% leq 12 (
set class=child
)
)
or:
if %age% geq 2 if %age% leq 12 set class=child
You can do or with a separate variable:
set res=F
if %hour% leq 6 set res=T
if %hour% geq 22 set ...
How to repair a serialized string which has been corrupted by an incorrect byte count length?
...ce) it's deprecated - better use preg_replace_callback:
Edit: New Version now not just wrong length but it also fix line-breaks and count correct characters with aczent (thanks to mickmackusa)
// New Version
$data = preg_replace_callback('!s:\d+:"(.*?)";!s', function($m) { return "s:" . strlen($m[...
Volley Android Networking Library
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The Volley library is now published by the Android Open Source Project:
dependencies {
implementation 'com.android.volley:volley:1.1.0'
}
share
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How to extract img src, title and alt from html using php? [duplicate]
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EDIT : now that I know better
Using regexp to solve this kind of problem is a bad idea and will likely lead in unmaintainable and unreliable code. Better use an HTML parser.
Solution With regexp
In that case it's better to split...
Should I use s and s inside my s?
... Opera or iPad safari than in IE7. I'm so happy I can drop support for IE7 now! And IE8 will go away sooner or later. It's the last stubborn browser we will have to face (IE9 isn't that bad to code against).
– Camilo Martin
Aug 24 '12 at 14:30
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Best way to iterate through a Perl array
...g. breadth-first searches): my @todo = $root; while (@todo) { my $node = shift; ...; push @todo, ...; ...; }
– ikegami
Feb 2 '15 at 14:40
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Interfacing with structs and anonymous unions with c2hs
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