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Upgrading PHP in XAMPP for Windows?
...e\bin with the newer versions.
Now the trick: take the files which have a '_2' in their names (for example php5apache2_2.dll or php5apache2_2_filter.dll), copy them in the apache\bin subdirectory and remove the '_2' part, overwriting the existing files. This is necessary because by XAMPP uses Apache...
Declaring an enum within a class
...uct Color
{
enum Type
{
Red, Green, Black
};
Type t_;
Color(Type t) : t_(t) {}
operator Type () const {return t_;}
private:
//prevent automatic conversion for any other built-in types such as bool, int, etc
template<typename T>
operator T () const;
};
...
How to find memory leak in a C++ code/project?
.... The most common and most easy way to detect is, define a macro say, DEBUG_NEW and use it, along with predefined macros like __FILE__ and __LINE__ to locate the memory leak in your code. These predefined macros tell you the file and line number of memory leaks.
DEBUG_NEW is just a MACRO which is u...
Find where python is installed (if it isn't default dir)
...gt;>> sys.executable
'c:\\Python26\\python.exe'
>>> sys.exec_prefix
'c:\\Python26'
>>>
>>> print '\n'.join(sys.path)
c:\Python26\lib\site-packages\setuptools-0.6c11-py2.6.egg
c:\Python26\lib\site-packages\nose-1.0.0-py2.6.egg
C:\Windows\system32\python26.zip
c:\Pyth...
Installing PDO driver on MySQL Linux server
...-get install php5-mysql
There is no limitation between using PDO and mysql_ simultaneously. You will however need to create two connections to your DB, one with mysql_ and one using PDO.
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Javascript - sort array based on another array
.... :)
Case 2: Original Question (Lodash.js or Underscore.js)
var groups = _.groupBy(itemArray, 1);
var result = _.map(sortArray, function (i) { return groups[i].shift(); });
Case 3: Sort Array1 as if it were Array2
I'm guessing that most people came here looking for an equivalent to PHP's array_...
Best way to assert for numpy.array equality?
...some unit-tests for my app, and I need to compare two arrays. Since array.__eq__ returns a new array (so TestCase.assertEqual fails), what is the best way to assert for equality?
...
how do you filter pandas dataframes by multiple columns
...er and that depend on more than one column, you can use:
df = df[df[['col_1','col_2']].apply(lambda x: f(*x), axis=1)]
where f is a function that is applied to every pair of elements (x1, x2) from col_1 and col_2 and returns True or False depending on any condition you want on (x1, x2).
...
static linking only some libraries
...
gcc -lsome_dynamic_lib code.c some_static_lib.a
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How to get current PHP page name [duplicate]
...
You can use basename() and $_SERVER['PHP_SELF'] to get current page file name
echo basename($_SERVER['PHP_SELF']); /* Returns The Current PHP File Name */
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