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Regular expression that matches valid IPv6 addresses
...v4-Embedded IPv6 Address)
)
I posted a script on GitHub which tests the regular expression: https://gist.github.com/syzdek/6086792
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FFmpeg: How to split video efficiently?
...uiet -y -i input.ts -vcodec copy -acodec copy -ss 00:00:00 -t 00:30:00 -sn test1.mkv
time ffmpeg -v quiet -y -i input.ts -vcodec copy -acodec copy -ss 00:30:00 -t 01:00:00 -sn test2.mkv
echo "One command"
time ffmpeg -v quiet -y -i input.ts -vcodec copy -acodec copy -ss 00:00:00 -t 00:30:00 \
-sn...
What's the difference between “Write-Host”, “Write-Output”, or “[console]::WriteLine”?
...he scenes.
Run this demonstration code and examine the result.
function Test-Output {
Write-Output "Hello World"
}
function Test-Output2 {
Write-Host "Hello World" -foreground Green
}
function Receive-Output {
process { Write-Host $_ -foreground Yellow }
}
#Output piped to another ...
Which is the preferred way to concatenate a string in Python?
...w you the timings, because it's so slow that it hasn't finished yet. These tests suddenly take minutes. Except for the append/join, which is just as fast as under later Pythons.
Yup. String concatenation was very slow in Python back in the stone age. But on 2.4 it isn't anymore (or at least Python ...
&& (AND) and || (OR) in IF statements
...ill not be evaluated. And this is very useful. For example, if you need to test whether a String is not null or empty, you can write:
if (str != null && !str.isEmpty()) {
doSomethingWith(str.charAt(0));
}
or, the other way around
if (str == null || str.isEmpty()) {
complainAboutUnusa...
How to validate date with format “mm/dd/yyyy” in JavaScript?
...ut string is a valid date formatted as "mm/dd/yyyy"
function isValidDate(dateString)
{
// First check for the pattern
if(!/^\d{1,2}\/\d{1,2}\/\d{4}$/.test(dateString))
return false;
// Parse the date parts to integers
var parts = dateString.split("/");
var day = parseInt...
Xcode without Storyboard and ARC
...te a project with an Empty application and Add any viewcontroller (i added TestViewController here)
- (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions: (NSDictionary *)launchOptions
{
self.window = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]];
...
how to POST/Submit an Input Checkbox that is disabled?
...gs:
<input type="checkbox" checked="checked" disabled="disabled" name="Tests" value="4">SOME TEXT</input>
<input type="hidden" id="Tests" name="Tests" value="4" />
Also, just to let ya'll know readonly="readonly", readonly="true", readonly="", or just READONLY will NOT solve th...
Is it correct to use DIV inside FORM?
...p-equiv="Content-Type" content="text/html; charset=utf-8">
<title>Test</title>
</head>
<body>
<form id="test" action="test.php">
<div>
Test: <input name="blah" value="test" type="text">
</div>
</form>
</body>
</html>
...
Razor view engine, how to enter preprocessor(#if debug)
...e sense than conditional compilation for views and comes in handy for some testing scenarios. (See Tony Wall's comment below.)
Side note: NullReferenceException for HttpContext.Current
Alex Angas mentioned that they get a NullReferenceException with this solution, and a few people have upvoted i...