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Checking out Git tag leads to “detached HEAD state”
...pt for my git project and I just started using tags. I've added a new tag called v2.0 :
2 Answers
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Check if class already assigned before adding
...ed to an element before adding that class? Will it even have any effect at all?
4 Answers
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Why is conversion from string constant to 'char*' valid in C but invalid in C++
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As of C++11, the implicit conversion that had been deprecated was officially removed, so code that depends on it (like your first example) should no longer compile.
You've noted one way to allow the code to compile: although the implicit conversion has been removed, an explicit conversion still ...
Why java classes do not inherit annotations from implemented interfaces?
I've been using Guice's AOP to intercept some method calls. My class implements an interface and I would like to annotate the interface methods so Guice could select the right methods. Even if the annotation type is annotated with Inherited annotation implementing class doesn't inherit the annotat...
Converting dict to OrderedDict
...on 3.7, the Python language specification has been updated to require that all Python implementations must follow this behaviour. See this other answer of mine for details and also why you'd still may want to use an OrderedDict() for certain cases.
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C++ where to initialize static const
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Anywhere in one compilation unit (usually a .cpp file) would do:
foo.h
class foo {
static const string s; // Can never be initialized here.
static const char* cs; // Same with C strings.
static const int i = 3; // Integral types can be initialized...
Undo a particular commit in Git that's been pushed to remote repos
... And use the -n switch if you want the code back, but not automatically committed in again
– jaygooby
Nov 22 '11 at 12:09
18
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Async/Await vs Threads
...hreads ?
No. A thread can do many more useful things. Await is specifically designed to deal with something taking time, most typically an I/O request. Which traditionally was done with a callback when the I/O request was complete. Writing code that relies on these callbacks is quite difficult...
PHP Timestamp into DateTime
...order to create the DateTime object (in fact, its constructor doesn't even allow you to do this, as you can tell). You can simply feed your date string into the DateTime constructor as-is:
// Assuming $item->pubDate is "Mon, 12 Dec 2011 21:17:52 +0000"
$dt = new DateTime($item->pubDate);
T...
How To: Best way to draw table in console app (C#)
..., until you start working with non-unicode characters. Then the width gets all messed up.
– Thom
Jul 6 at 9:54
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