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How do you compare two version Strings in Java?
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I have created a gist with tests on how this can be done: gist.github.com/2627608
– yclian
May 7 '12 at 12:55
11
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Programmatically obtain the phone number of the Android phone
How can I programmatically get the phone number of the device that is running my android app?
17 Answers
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When to use volatile with multi threading?
... and releasing the mutex the code is in a critical section where only that one thread can access the variable, in which case the variable doesn't need to be volatile?
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How to make my custom type to work with “range-based for loops”?
...le these days I have been trying the different features that C++11 brings. One of my favorites is the "range-based for loops".
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Fastest way to tell if two files have the same contents in Unix/Linux?
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How can I add more commands than only one? I want to copy a file and roboot.
– feedc0de
Jun 14 '14 at 15:09
9
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Add st, nd, rd and th (ordinal) suffix to a number
... 11, 12 or 13 use -th (e.g. 11th, pronounced eleventh, 112th,
pronounced one hundred [and] twelfth)
th is used for all other numbers (e.g. 9th, pronounced ninth).
The following JavaScript code (rewritten in Jun '14) accomplishes this:
function ordinal_suffix_of(i) {
var j = i % 10,
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What's the difference between the 'ref' and 'out' keywords?
...ual reference to someobject gets sent to the method. So you now have only one reference to the data:
(outside method) reference1 => someobject;
(inside method) reference1 => someobject;
But what does this mean? It acts exactly the same as sending someobject not by ref except for two main...
Python loop that also accesses previous and next values
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This should do the trick.
foo = somevalue
previous = next_ = None
l = len(objects)
for index, obj in enumerate(objects):
if obj == foo:
if index > 0:
previous = objects[index - 1]
if index < (l - 1):
next_ = objects[index + 1]
Here's t...
Why does comparing strings using either '==' or 'is' sometimes produce a different result?
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@Крайст: there is only a single None value. So it always has the same id.
– SilentGhost
Oct 29 '12 at 9:57
20
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Java NIO FileChannel versus FileOutputstream performance / usefulness
...as been that this buffer size is ripe for tuning. I've settled on 4KB for one part of my application, 256KB for another. I suspect your code is suffering with such a large buffer. Run some benchmarks with buffers of 1KB, 2KB, 4KB, 8KB, 16KB, 32KB and 64KB to prove it to yourself.
Don't perform j...