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Correct way to close nested streams and writers in Java [duplicate]
...hingies to close when finished
private List<Closeable> closeables_ = new LinkedList<Closeable>();
// give the implementer a way to track things to close
// assumes this is called in order for nested closeables,
// inner-most to outer-most
protected final <T extend...
Can you put two conditions in an xslt test attribute?
...
Not quite, the AND has to be lower-case.
<xsl:when test="4 &lt; 5 and 1 &lt; 2">
<!-- do something -->
</xsl:when>
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...
Determine if a function exists in bash
Currently I'm doing some unit tests which are executed from bash. Unit tests are initialized, executed and cleaned up in a bash script. This script usualy contains an init(), execute() and cleanup() functions. But they are not mandatory. I'd like to test if they are or are not defined.
...
count(*) vs count(column-name) - which is more correct? [duplicate]
... difference is:
COUNT(*) will count the number of records.
COUNT(column_name) will count the number of records where column_name is not null.
Therefore COUNT(*) is what you should use. If you're using MyISAM and there is no WHERE clause, then the optimiser doesn't even have to look at the tabl...
What is a “Stub”?
...ent article on this subject. From that article:
Meszaros uses the term Test Double as the generic term for any kind of pretend object used in place of a real object for testing purposes. The name comes from the notion of a Stunt Double in movies. (One of his aims was to avoid using any name that...
How to determine if a point is in a 2D triangle? [closed]
...
I wanted to test this so I made a jsfiddle, relying on @andreasdr solution and coproc comment: jsfiddle.net/PerroAZUL/zdaY8/1
– urraka
Apr 9 '13 at 1:01
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How to remove certain characters from a string in C++?
...rsToRemove) {};
bool operator()(char c)
{
for(const char* testChar = chars; *testChar != 0; ++testChar)
{
if(*testChar == c) { return true; }
}
return false;
}
private:
const char* chars;
};
int main()
{
std::string str("(555) 555-55...
catch exception that is thrown in different thread
...in(string[] args)
{
Task<int> task = new Task<int>(Test);
task.ContinueWith(ExceptionHandler, TaskContinuationOptions.OnlyOnFaulted);
task.Start();
Console.ReadLine();
}
static int Test()
{
throw new Exception();
}
static ...
Is there a standard sign function (signum, sgn) in C/C++?
...ive numbers and +1 for positive numbers.
http://en.wikipedia.org/wiki/Sign_function
It's easy enough to write my own, but it seems like something that ought to be in a standard library somewhere.
...
iterating over and removing from a map [duplicate]
...tring, String> map = new HashMap<String, String>() {
{
put("test", "test123");
put("test2", "test456");
}
};
for(Iterator<Map.Entry<String, String>> it = map.entrySet().iterator(); it.hasNext(); ) {
Map.Entry<String, String> entry = it.next();
if(entry...