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@selector() in Swift?
...better type/memory safety.)
But there are still a number of important ObjC-based APIs that use selectors, including timers and the target/action pattern. Swift provides the Selector type for working with these. (Swift automatically uses this in place of ObjC's SEL type.)
In Swift 2.2 (Xcode 7.3) and...
mongodb/mongoose findMany - find all documents with IDs listed in array
...n line 8.
// this will complement the list with userName and userPhotoUrl based on userId field in each item
augmentUserInfo = function(list, callback){
var userIds = [];
var users = []; // shortcut to find them faster afterwards
for (l in list) { // first buil...
Why is GHC so large/big?
...es that come together it takes over 500 MB. And yes, it's a lot, even with base libraries and a build tool/dependency manager. Java development platform is smaller.
GHC:
$ aptitude show ghc6 | grep Size
Uncompressed Size: 388M
against OpenJDK withdependencies:
$ aptitude show openjdk-6-jdk open...
The object 'DF__*' is dependent on column '*' - Changing int to double
Basically I got a table in my EF database with the following properties:
8 Answers
8
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When should I use C++ private inheritance?
...ples off the top of my head:
When I want to expose some but not all of a base class's interface. Public inheritance would be a lie, as Liskov substitutability is broken, whereas composition would mean writing a bunch of forwarding functions.
When I want to derive from a concrete class without a v...
Can you use an alias in the WHERE clause in mysql?
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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What does -D_XOPEN_SOURCE do/mean?
... changes depending on what options and #defines you have, for example with basename(3).
See also:
Linux: gcc with -std=c99 complains about not knowing struct timespec
glibc feature test macros
The Compilation Environment - Open Group Base Specification issue 6 (a.k.a. X/Open 6)
POSIX - Wikipedia
...
What is the purpose of std::make_pair vs the constructor of std::pair?
...t when the types are verbose because a template method has type deduction based on its given parameters.
For example,
std::vector< std::pair< std::vector<int>, std::vector<int> > > vecOfPair;
std::vector<int> emptyV;
// shorter
vecOfPair.push_back(std::make_pair(empt...
Does BroadcastReceiver.onReceive always run in the UI thread?
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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How to spread django unit tests over multiple files?
...and run that suite.
From Django 1.6 documentation,
Test discovery is based on the unittest module’s built-in test
discovery. By default, this will discover tests in any file named
“test*.py” under the current working directory.
Previous behavior, from Django 1.5 documentation:
...