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How to see an HTML page on Github as a normal rendered HTML page to see preview in browser, without
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@Denis: Which browser and which URL are you using? For now, it supports only Webkit and Gecko browsers.
– niutech
Sep 3 '12 at 18:43
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get UTC time in PHP
... DateTimeZone.
The DateTime __construct() documentation suggests passing "now" as the first parameter when creating a DateTime instance and specifying a timezone to get the current time.
$date_utc = new \DateTime("now", new \DateTimeZone("UTC"));
echo $date_utc->format(\DateTime::RFC850); # Sa...
Hidden features of Perl?
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There are many non-obvious features in Perl.
For example, did you know that there can be a space after a sigil?
$ perl -wle 'my $x = 3; print $ x'
3
Or that you can give subs numeric names if you use symbolic references?
$ perl -lwe '*4 = sub { print "yes" }; 4->()'
yes
There's a...
Swift: Convert enum value to String?
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Not sure in which Swift version this feature was added, but right now (Swift 2.1) you only need this code:
enum Audience : String {
case public
case friends
case private
}
let audience = Audience.public.rawValue // "public"
When strings are used for raw values, the implic...
Timer function to provide time in nano seconds using C++
...e QueryPerformanceCounter. And here is more on QPC
Apparently there is a known issue with QPC on some chipsets, so you may want to make sure you do not have those chipset. Additionally some dual core AMDs may also cause a problem. See the second post by sebbbi, where he states:
QueryPerformance...
How to get start and end of day in Javascript?
...0 * 60 * 24; // 24 hours in milliseconds
let startOfDay = Math.floor(Date.now() / interval) * interval;
let endOfDay = startOfDay + interval - 1; // 23:59:59:9999
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How to enable C++11/C++0x support in Eclipse CDT?
...ou to do, then hit OK.
There is a description of this in the Eclipse FAQ now as well: Eclipse FAQ/C++11 Features.
Eclipse image setting
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What does Expression.Quote() do that Expression.Constant() can’t already do?
... is a factory for adders that are bound to the outer lambda's parameter.
Now, suppose we wish to represent this as an expression tree that will later be compiled and executed. What should the body of the expression tree be? It depends on whether you want the compiled state to return a delegate or ...
How do I find a “gap” in running counter with SQL?
...rt into artificial_range( name ) select name from artificial_range;
-- you now have two rows
insert into artificial_range( name ) select name from artificial_range;
-- you now have four rows
insert into artificial_range( name ) select name from artificial_range;
-- you now have eight rows
--etc.
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IntelliJ: Viewing diff of all changed files between local and a git commit/branch
... answered Apr 4 '18 at 4:17
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