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Dynamic array in C#
... use the ToArray() method after initiating your List dynamically
List<string> list = new List<string>();
list.Add("one");
list.Add("two");
list.Add("three");
string[] array = list.ToArray();
Of course, this has sense only if the size of the array is never known nor fixed ex-ante.
if...
CSS: How to have position:absolute div inside a position:relative div not be cropped by an overflow:
...to box #2, box #2 just need to be positioned. With this change, we get:
And here is the full code with this change:
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
<head>
<style type="text/css">
/* Positioning */
#box1 { ...
How to compare variables to undefined, if I don’t know whether they exist? [duplicate]
...a valid variable, do something here.
}
Note that typeof always returns a string, and doesn't generate an error if the variable doesn't exist at all.
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Prevent screen rotation on Android
...).getConfiguration().orientation;
@Override
protected void onPostExecute(String things) {
context.setRequestedOrientation(PlayListFragment.screenOrientation);
or
context.setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_FULL_SENSOR);
}
The only drawback here is that it require...
XPath query to get nth instance of an element
...I just assumed simple left-to-right precedence).
– rlandster
Oct 24 '10 at 16:30
11
@rlandster: T...
Regex to Match Symbols: !$%^&*()_+|~-=`{}[]:";'?,./
I'm trying to create a Regex test in JavaScript that will test a string to contain any of these characters:
6 Answers
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Measuring code execution time
...rick on it to get the miliseconds out of picture. this way watch.Elapsed.ToString().Split('.')[0]
– Doruk
Sep 7 '16 at 7:50
3
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How do I wrap a selection with an HTML tag in Visual Studio?
...is available in Visual Studio 2017 as well, but you must have the "ASP.NET and Web Development" workload installed.
Example
Shift+Alt+W > p > Enter
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Get list of databases from SQL Server
...
To expand on what @ChrisDiver said: SELECT name FROM sys.databases is the preferred approach now, rather than dbo.sysdatabases, which has been deprecated for a decade now.
– Micah
Feb 3 '16 a...
align text center with android
...
Set also android:gravity parameter in TextView to center.
For testing the effects of different layout parameters I recommend to use different background color for every element, so you can see how your layout changes with parameters ...