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Declaring variables inside loops, good practice or bad practice?
..., whose sole purpose is to declare variables which must retain their value from one loop to another. This typically includes the loop counter itself.
{
int i, retainValue;
for (i=0; i<N; i++)
{
int tmpValue;
/* tmpValue is uninitialized */
/* retainValue still ha...
How to check if a String contains only ASCII?
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From Guava 19.0 onward, you may use:
boolean isAscii = CharMatcher.ascii().matchesAllOf(someString);
This uses the matchesAllOf(someString) method which relies on the factory method ascii() rather than the now deprecated A...
How to get Maven project version to the bash command line
Previous I issued a question on how to change Maven project vesion from command line which lead me to a new issue.
28 Ans...
C# 5 async CTP: why is internal “state” set to 0 in generated code before EndAwait call?
...l answer. I sort of worked it out on my own, but only after Lucian Wischik from the VB part of the team confirmed that there really is a good reason for it. Many thanks to him - and please visit his blog, which rocks.
The value 0 here is only special because it's not a valid state which you might b...
Default value to a parameter while passing by reference in C++
... and that is on a constructor. It is not possible to call one constructor from another, and so this technique does not work in that case.
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What's the fastest way to delete a large folder in Windows?
... suggestion is the fastest. Install cygwin.com then use rm -rfv folderName from the cygwin command prompt.
– Lonnie Best
Jan 8 '13 at 20:34
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How to set a timer in android
... approach can be used, if you want to run a piece of code in the UI thread from an another thread.
if you need to get a call back even if your activity is not running then, you can use an AlarmManager
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How do I put two increment statements in a C++ 'for' loop?
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Ok. From open-std.org/jtc1/sc22/wg21/docs/papers/2009/n2857.pdf section 6.5.3 the last part is an "expression". (Although 1.6 #2 defines an "expression-list" as a "list of expressions separated by commas", this construct does not...
./configure : /bin/sh^M : bad interpreter [duplicate]
...recursively may be a good idea. Running "find . -type f | xargs dos2unix" from the top level directory will do it for you.
– Jeff Trull
Jan 4 '14 at 16:17
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Write text files without Byte Order Mark (BOM)?
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I can write file with UTF8 encoding but, how to remove Byte Order Mark from it?
9 Answers
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