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Best way to iterate through a Perl array
...ay elements occurs. ($_ is aliased to the element in #1, but #2 and #3 actually copy the scalars from the array.)
#5 might be similar.
In terms memory usage: They're all the same except for #5.
for (@a) is special-cased to avoid flattening the array. The loop iterates over the indexes of the array...
Java associative-array
...'t PHP more permissive with $arr[0]['name'] (I don't know this language at all)?
– Tomasz Nurkiewicz
Feb 25 '11 at 21:49
9
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Get String in YYYYMMDD format from JS date object?
... won't need the rightNow variable around, you can wrap new Date and get it all back in a single line: (new Date()).toISOString().slice(0,10).replace(/-/g,"")
– BigBlueHat
Sep 26 '13 at 17:43
...
How to read/write a boolean when implementing the Parcelable interface?
...y did @SiPlus comment get so many upvotes? Neither 1, nor 0 is "loaded" at all. It makes absolutely no difference. And since when is Java a weakly-typed language?
– noone
Jun 17 '15 at 6:45
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How to easily map c++ enums to strings
...xtra syntactic sugar, here's how to write a map_init class. The goal is to allow
std::map<MyEnum, const char*> MyMap;
map_init(MyMap)
(eValue1, "A")
(eValue2, "B")
(eValue3, "C")
;
The function template <typename T> map_init(T&) returns a map_init_helper<T>.
map...
Difference between initLoader and restartLoader in LoaderManager
...f the abstract LoaderManager, is much more enlightening.
initLoader
Call to initialize a particular ID with a Loader. If this ID already
has a Loader associated with it, it is left unchanged and any previous
callbacks replaced with the newly provided ones. If there is not
currently a L...
Check if a folder exist in a directory and create them using C#
...er named MP_Upload , and if it does not exist, create the folder automatically?
7 Answers
...
How do I list all tables in a schema in Oracle SQL?
How do i list all tables in a schema in Oracle SQL?
14 Answers
14
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解决WaitForSingleObject阻塞UI线程的问题 - C/C++ - 清泛网 - 专注C/C++及内核技术
...ile (TRUE)
{
//wait for m_hThread to be over，and wait for
//QS_ALLINPUT（Any message is in the queue）
dwRet = MsgWaitForMultipleObjects(1, &hThread, FALSE, INFINITE, QS_ALLINPUT);
switch(dwRet)
{
case WAIT_OBJECT_0:
break; //break the loop
case WAIT_OBJECT_0 + 1:
...
Simple insecure two-way data “obfuscation”?
...e to figure out your keys by just assuming that you used this code as-is! All you have to do is change some of the numbers (must be <= 255) in the Key and Vector arrays (I left one invalid value in the Vector array to make sure you do this...). You can use https://www.random.org/bytes/ to gener...