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Proper way to wait for one function to finish before continuing?
...using promises directly (most of the time). If you need to handle catching errors then use it with try/catch. Read about it more here: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Statements/async_function .
...
HTML5 record audio to file
...ype || config.type || 'audio/wav';
if (!currCallback) throw new Error('Callback not set');
worker.postMessage({
command: 'exportWAV',
type: type
});
}
worker.onmessage = function(e){
var blob = e.data;
...
How to write to a file in Scala?
...sagree. One should specify the encoding in almost all cases. Most encoding errors I encounter happen because people don't understand or don't think about encoding. They use the default and don't even know it because too many APIs let them get away with it. Nowadays, the most sensible default would p...
How do I add an icon to a mingw-gcc compiled executable?
...k the my.o with MinGW's g++ after windres my.rc my.o (some WinMain-related error message), but the windres my.rc -O coff -o my.res path worked fine.
– Evgeni Sergeev
Oct 22 '14 at 12:48
...
How to subtract a day from a date?
...thon datetime object is timezone-aware than you should be careful to avoid errors around DST transitions (or changes in UTC offset for other reasons):
from datetime import datetime, timedelta
from tzlocal import get_localzone # pip install tzlocal
DAY = timedelta(1)
local_tz = get_localzone() # ...
Simple calculations for working with lat/lon and km distance?
...ula using the WGS84 reference ellipsoid (the model used for GPS). But the error is probably negligible for your purposes.
Source: http://en.wikipedia.org/wiki/Latitude
Caution: Be aware that latlong coordinates are expressed in degrees, while the cos function in most (all?) languages typically ac...
Why do people use __(double underscore) so much in C++
...e sort of program assertion failure, including the textual location of the error.
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C# vs Java Enum (for those new to C#)
...nteger declaration such as FOO = 0 which is easier to use in ORM tools (no error prone ordinal() usage necessary). Further C# supports bitwise enumerations which are often very usefull, especially in combination with EntityFramework. Java should extend their enums to allow them to be binded to integ...
When should use Readonly and Get only properties
...if the setter is not there. And trying to do so would result in a compiler error.
– Devraj Gadhavi
Mar 25 '13 at 7:47
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How can I add remote repositories in Mercurial?
...t, I'd like to include that as well. Other potentials improvements include error checking on the parameters and factoring out the call to $(hg root).
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