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Using NumberPicker Widget with Strings
...gured this out, just call picker.setDescendantFocusability(ViewGroup.FOCUS_BLOCK_DESCENDANTS); to prevent the keyboard from popping up.
– Karim Varela
Jun 1 '15 at 20:21
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Convert a bitmap into a byte array
...n saving to memory or disk.
Source: http://www.vcskicks.com/image-to-byte.php
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Difference between binary semaphore and mutex
...x
access data
... Take Mutex <== Will block
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Give Mutex access data <== Unblocks
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Give Mutex
Binary Semaphore
Binary Semaphore address a totally different qu...
How to programmatically empty browser cache?
...s ctime, (or mtime), you can just add said time behind it. For instance in php, myfile.js?v=<?=filectime('myfile.js');?>, and there you've got yourself an auto updating cache for your resources.
– Pierre-Antoine Guillaume
Jan 2 '18 at 9:21
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How do you prevent IDisposable from spreading to all your classes?
...thod. (e.g. imagine that one thread just sits waiting for some work by blocking on waitHandle.WaitOne(). The main thread then calls the shoelace.Tie() method, which just does a waitHandle.Set() and returns immediately).
– GrahamS
Jun 10 '10 at 16:49
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How to recursively find and list the latest modified files in a directory with subdirectories and ti
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I solved this using PHP instead. A recursive function that descends through the filesystem tree and stores the time of the most recently modified file.
– fredrik
Apr 19 '11 at 11:33
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What's the simplest way to subtract a month from a date in Python?
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PHP handles that by adding 2 days to Feb 28th, and it goes to March 2nd. There're conventions for this, let me find them real quick
– NullUserException
Aug 6 '10 at 15:15
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Show a popup/message box from a Windows batch file
...re some amazing examples of things you can do: dostips.com/forum/viewtopic.php?t=5311 The LocalDateTime example returns a value. Thanks for the idea!
– Jerry Jeremiah
May 26 '16 at 5:06
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Is there “Break on Exception” in IntelliJ?
...t exception handling, before the stack is walked looking for catch/finally blocks to execute.
TIP: Java tends to throw a lot of exceptions internally when loading classes, so this breaking on all exceptions can become quite tedious. The good news is that you can exclude certain types of exception...
Why do we use arrays instead of other data structures?
...e at this area of memory, it contains the memory address to it. Think of a block of memory as a mailbox. The pointer would be the address to that mailbox.
In C, an array is simply a pointer with an offset, the offset specifies how far in memory to look. This provides O(1) access time.
MyArray ...