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How do I recursively delete a directory and its entire contents (files + sub dirs) in PHP?
How do I delete a directory and its entire contents (files and subdirectories) in PHP?
21 Answers
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Most common C# bitwise operations on enums
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These extensions just made my day, my week, my month, and quite possibly my year.
– thaBadDawg
Mar 3 '10 at 22:39
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PadLeft function in T-SQL
...r 123456789...
So if your max value is 123456... you would see 0000123456 and if your min value is 1 you would see 0000000001
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What's the Linq to SQL equivalent to TOP or LIMIT/OFFSET?
...QL, so VB is a viable assumption. That said, ALassek, i'm a c# guy myself and prefer your answer. :-)
– David Alpert
Oct 10 '08 at 16:51
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When and how should I use a ThreadLocal variable?
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One possible (and common) use is when you have some object that is not thread-safe, but you want to avoid synchronizing access to that object (I'm looking at you, SimpleDateFormat). Instead, give each thread its own instance of the object...
How do I put a bunch of uncommitted changes aside while working on something else
If I have a bunch of uncommitted changes and want to set it aside while working on something else instead, and then later (f.i. after several days) come back to it and proceed working. What would be the easiest workflow to accomplish this? (So far I have only experience with Mercurial's basic functi...
How to get root access on Android emulator?
I have All Android SDK versions(from 1.5 to 2.3.3), and I tried many methods for getting root in Android emulator. I don't use any Android device and test everything on emulator(AVD).
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Find an item in List by LINQ?
...m item in list
where item == search
select item;
And don't forget to check the list for null in any of these cases.
Or use (list ?? Enumerable.Empty<string>()) instead of list.
Thanks to Pavel for helping out in the comments.
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IntelliJ: Working on multiple projects
...d. You shouldn't use three instances of intellij. You can open one Project and add other 'parts' of application as Modules. Add them via project browser, default hotkey is alt+1
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Make a negative number positive
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The concept you are describing is called "absolute value", and Java has a function called Math.abs to do it for you. Or you could avoid the function call and do it yourself:
number = (number < 0 ? -number : number);
or
if (number < 0)
number = -number;
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