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How do I check if a directory exists? “is_dir”, “file_exists” or both?
... realpath() may be the best way to validate if a path exist
http://www.php.net/realpath
Here is an example function:
<?php
/**
* Checks if a folder exist and return canonicalized absolute pathname (long version)
* @param string $folder the path being checked.
* @return mixed returns the cano...
JavaScript before leaving the page
...browser can control where it goes, not you. Check out this demo: jsfiddle.net/3kvAC
– Rocket Hazmat
Aug 16 '11 at 15:10
...
How to simplify a null-safe compareTo() implementation?
... an FTP client for some reason, I'd probably use the one in Apache Commons Net, and so on.)
– Jonik
Jul 12 '16 at 19:42
...
A quick and easy way to join array elements with a separator (the opposite of split) in Java [duplic
See Related .NET question
15 Answers
15
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Why does Path.Combine not properly concatenate filenames that start with Path.DirectorySeparatorChar
...h, this method returns path2."
Here's the actual Combine method from the .NET source. You can see that it calls CombineNoChecks, which then calls IsPathRooted on path2 and returns that path if so:
public static String Combine(String path1, String path2) {
if (path1==null || path2==null)
...
Serialize form data to JSON [duplicate]
... for other problems, but I found a problem here. On a website done via ASP.NET MVC (Razor style view), the code generates a visible checkbox input and a hidden input. Using your code, loginForm contained both inputs (if the checkbox was checked, false only otherweise) and loginFormObject afterwards ...
How to set environment variables in Jenkins?
... ]
or with explicit Groovy code:
return [HOSTNAME_GROOVY: java.net.InetAddress.getLocalHost().getHostName(),
DATE_GROOVY: new Date()
]
(More details about each method could be found in build-in help (?))
Unfortunately you can't do the same from Script Content as it stat...
Multiple actions were found that match the request in Web Api
... routeTemplate now includes an action. Lots more info here: http://www.asp.net/web-api/overview/web-api-routing-and-actions/routing-in-aspnet-web-api
Update:
Alright, now that I think I understand what you are after here is another take at this:
Perhaps you don't need the action url parameter and...
How to enumerate an enum
...you want the other behavior, you can use Linq's Distinct extension (since .NET 3.5), so foreach (var suit in ((Suit[])Enum.GetValues(typeof(Suit))).Distinct()) { }.
– Jeppe Stig Nielsen
Jun 12 '14 at 8:46
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How do I prevent an Android device from going to sleep programmatically?
...roup system (1000), and, of course, root.
A reference is here: http://lwn.net/Articles/479841/
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