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What does the regular expression /_/g mean?
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Returns a new string with all the underscores in the source string replaced with spaces.
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How to move out of auto-completed brackets in IntelliJ IDEA (without using the arrow keys)?
...ng parenthesis), and it will move your cursor outside of the parenthesis.
String asdf = "hello world";
System.out.println(asdf);
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Get the current script file name
...o($filename, PATHINFO_FILENAME);
}
var_dump(chopExtension('bob.php')); // string(3) "bob"
var_dump(chopExtension('bob.i.have.dots.zip')); // string(15) "bob.i.have.dots"
Using standard string library functions is much quicker, as you'd expect.
function chopExtension($filename) {
return subst...
How do you round to 1 decimal place in Javascript?
...nded.toFixed(1)
// fixed is always to 1 d.p.
// NOTE: .toFixed() returns a string!
// To convert back to number format
parseFloat(number.toFixed(2))
// 12.34
// but that will not retain any trailing zeros
// So, just make sure it is the last step before output,
// and use a number format during ca...
Get the full URL in PHP
.../$_SERVER[HTTP_HOST]$_SERVER[REQUEST_URI]";
(Note that the double quoted string syntax is perfectly correct)
If you want to support both HTTP and HTTPS, you can use
$actual_link = (isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] === 'on' ? "https" : "http") . "://$_SERVER[HTTP_HOST]$_SERVE...
Is it possible to set private property via reflection?
...is returned</param>
/// <param name="propName">Propertyname as string.</param>
/// <returns>PropertyValue</returns>
public static T GetPrivatePropertyValue<T>(this object obj, string propName)
{
if (obj == null) throw new ArgumentNullException("obj");
Prop...
Illegal mix of collations (utf8_unicode_ci,IMPLICIT) and (utf8_general_ci,IMPLICIT) for operation '=
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It is also possible to add COLLATE utf8_unicode_ci to string constants: SET @EMAIL = 'abc@def.com' COLLATE utf8_unicode_ci;. It is especially useful if you are running a script from a console, where the console default encoding applies to your string constants' collation.
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Returning value that was passed into a method
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You can use a lambda with an input parameter, like so:
.Returns((string myval) => { return myval; });
Or slightly more readable:
.Returns<string>(x => x);
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Python list iterator behavior and next(iterator)
...; for i in a:
... print(i)
... _ = next(a)
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or print extra information to differentiate the print() output from the interactive interpreter echo:
>>> a = iter(list(range(10)))
>>> for i in a:
... print('Printing: {}'.format(i))
... next(a)
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Printing...
How to find the Number of CPU Cores via .NET/C#?
...32_Processor").Get())
{
coreCount += int.Parse(item["NumberOfCores"].ToString());
}
Console.WriteLine("Number Of Cores: {0}", coreCount);
Logical Processors:
Console.WriteLine("Number Of Logical Processors: {0}", Environment.ProcessorCount);
OR
foreach (var item in new System.Management.Ma...