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How to change a django QueryDict to Python Dict?
...s Arrays you can do the following:
# request = <QueryDict: {u'key': [u'123ABC']}>
dict(zip(request.GET.keys(), request.GET.values()))
{u'key': u"123ABC" }
# Only work for single item lists
# request = <QueryDict: {u'key': [u'123ABC',U 'CDEF']}>
dict(zip(request.GET.keys(), request.GET....
How to convert a number to string and vice versa in C++
...n and vice-versa are built in into the standard library. All the following functions are present in <string> (as per paragraph 21.5).
string to numeric
float stof(const string& str, size_t *idx = 0);
double stod(const string& str, size_t *idx = 0);
long doubl...
How to check which version of v8 is installed with my NodeJS?
...
Just for fun, if you have curl available in your terminal, the following should give you v8's version:
V=`cat /usr/include/node/node_version.h | grep -E '^\#define NODE_(MAJOR|MINOR|PATCH)_VERSION' | sed -e 's/^[^0-9]*//'`; V=`echo $...
What does the ng stand for in Angular.js directives
...f those things that pissed me off it. Efforts should be made to make codes fun to do!!
– Damilola Olowookere
Dec 4 '18 at 0:19
9
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C++11 std::threads vs posix threads
... compilers on UNIXes (Sun Studio on Solaris, HP aCC on HP-UX, IBM vacpp on AIX). Therefore, if your target platform is Linux only - c++11 std::thread is fine; if you also need Windows or other UNIX - boost::thread is the way to go.
– vond
Oct 30 '12 at 9:46
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Android How to adjust layout in Full Screen Mode when softkeyboard is visible
...eHeightPrevious = 0
// I call this in "onResume()" of my fragment
fun addListener() {
viewTreeObserver.addOnGlobalLayoutListener(listener)
}
// I call this in "onPause()" of my fragment
fun removeListener() {
viewTreeObserver.removeOnGlobalLayoutListener(listene...
Get JSON object from URL
...#000000005f2b81c80000000076756fef> {}
>>> $q->{'qwert-y'} = 123
=> 123
>>> var_dump($q);
class stdClass#174 (1) {
public $qwert-y =>
int(123)
}
=> null
share
|
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Advantages of stateless programming?
I've recently been learning about functional programming (specifically Haskell, but I've gone through tutorials on Lisp and Erlang as well). While I found the concepts very enlightening, I still don't see the practical side of the "no side effects" concept. What are the practical advantages of it? ...
Safe integer parsing in Ruby
I have a string, say '123' , and I want to convert it to the integer 123 .
8 Answers
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How to sort a dataframe by multiple column(s)
...
You can use the order() function directly without resorting to add-on tools -- see this simpler answer which uses a trick right from the top of the example(order) code:
R> dd[with(dd, order(-z, b)), ]
b x y z
4 Low C 9 2
2 Med D 3 1
1 Hi A ...