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“From View Controller” disappears using UIViewControllerContextTransitioning
...xt:(id<UIViewControllerContextTransitioning>)transitionContext
{
#if __IPHONE_OS_VERSION_MAX_ALLOWED >= 80000
if ([transitionContext respondsToSelector:@selector(viewForKey:)]) {
NSString *key = [transitionContext viewControllerForKey:UITransitionContextFromViewControllerKey] ==...
How is “=default” different from “{}” for default constructor and destructor?
...leted destructor:
struct A
{
private:
~A();
};
class Widget {
A a_;
public:
#if 1
virtual ~Widget() = default;
#else
virtual ~Widget() {}
#endif
};
Then the =default solution will compile, but Widget won't be a destructible type. I.e. if you try to destruct a Widget, you'll get a ...
How to break a line of chained methods in Python?
...al parenthesis:
subkeyword = (
Session.query(Subkeyword.subkeyword_id, Subkeyword.subkeyword_word)
.filter_by(subkeyword_company_id=self.e_company_id)
.filter_by(subkeyword_word=subkeyword_word)
.filter_by(subkeyword_active=True)
.one()
)
...
Is ASCII code 7-bit or 8-bit?
...haracter Codes, 1874-1968" (samizdat copy at http://falsedoor.com/doc/ascii_evolution-of-character-codes.pdf) and then chase its references (many of which are not available online and may be hard to find even with access to a university library, I regret to say).
...
Task vs Thread differences [duplicate]
... answered Jan 27 '15 at 10:03
M_ FaM_ Fa
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...
John Carmack's Unusual Fast Inverse Square Root (Quake III)
...
Casting the pointer to long is an approximation of log_2(float). Casting it back is an approximation of 2^long. This means that you can make the ratio approximately linear.
– wizzwizz4
Sep 1 '17 at 17:29
...
How to build & install GLFW 3 and use it in a Linux project
...
Note that you do not need that many -ls if you install glfw with the BUILD_SHARED_LIBS option. (You can enable this option by running ccmake first).
This way sudo make install will install the shared library in /usr/local/lib/libglfw.so.
You can then compile the example file with a simple:
g++ ma...
Does “git fetch --tags” include “git fetch”?
... -- gitster -- in commit 9fcd144, 26 Oct 2016)
fetch: use "quick" has_sha1_file for tag following
When fetching from a remote that has many tags that are irrelevant to branches we are following, we used to waste way too many cycles when checking if the object pointed at by a tag (that we ...
When is TCP option SO_LINGER (0) required?
...
The typical reason to set a SO_LINGER timeout of zero is to avoid large numbers of connections sitting in the TIME_WAIT state, tying up all the available resources on a server.
When a TCP connection is closed cleanly, the end that initiated the close ("a...
Static Indexers?
...follows:
public class Utilities
{
private static ConfigurationManager _configurationManager = new ConfigurationManager();
public static ConfigurationManager ConfigurationManager => _configurationManager;
}
public class ConfigurationManager
{
public object this[string value]
{
...