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Performance - Date.now() vs Date.getTime()
... t1 = Date.now();
var t2 = new Date().getTime();
However, the time value from any already-created Date instance is frozen at the time of its construction (or at whatever time/date it's been set to). That is, if you do this:
var now = new Date();
and then wait a while, a subsequent call to now.g...
Testing javascript with Mocha - how can I use console.log to debug a test?
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Use the debug lib.
import debug from 'debug'
const log = debug('server');
Use it:
log('holi')
then run:
DEBUG=server npm test
And that's it!
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Using ChildActionOnly in MVC
...tribute ensures that an action method can be called only as a child method
from within a view. An action method doesn’t need to have this attribute to be used as a child action, but
we tend to use this attribute to prevent the action methods from being invoked as a result of a user
request.
Having...
What's the best way to set a single pixel in an HTML5 canvas?
... the other methods. This may be true if your plotting less than 1000, but from there onwards this method starts winning and then slaughtering the other methods. Here's a test case.... measurethat.net/Benchmarks/Show/8386/0/…
– PAEz
May 27 at 2:11
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How do I find the PublicKeyToken for a particular dll?
... Windows Explorer, navigate to C:\Windows\assembly , find the one I need. From the Properties you can copy the PublicKeyToken.
This doesn't rely on Visual Studio or any other utilities being installed.
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Can I grep only the first n lines of a file?
...e better to use FNR, because if you use awk with multiple files FNR starts from 0 for each file.
– Vladyslav Savchenko
Oct 4 '16 at 9:09
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Struct inheritance in C++
... same as a class except the following differences:
When deriving a struct from a class/struct, the default access-specifier for a base class/struct is public. And when deriving a class, the default access specifier is private.
For example, program 1 fails with a compilation error and program 2 wor...
warning: implicit declaration of function
... you have given the prototype check that it isn't just a typo. Also if its from an external library check that you have included it.
– smitec
Dec 9 '11 at 3:53
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Example of UUID generation using Boost in C++
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Learn from me and make generators thread local. They're very expensive to seed
– James
Mar 7 at 23:21
add ...
How to access the content of an iframe with jQuery?
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Is there a way to verify if the iframe content is from the same domain, prior to trying to access it and getting an error?
– Kamafeather
Aug 5 '16 at 9:18
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