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What is JavaScript garbage collection?
...mple example:
function init() {
var bigString = new Array(1000).join('xxx');
var foo = document.getElementById('foo');
foo.onclick = function() {
// this might create a closure over `bigString`,
// even if `bigString` isn't referenced anywhere!
};
}
A naive JS impl...
Decorators with parameters?
...
91
I'd like to show an idea which is IMHO quite elegant. The solution proposed by t.dubrownik show...
Sorting HashMap by values [duplicate]
...
Vitalii FedorenkoVitalii Fedorenko
91.6k2424 gold badges140140 silver badges111111 bronze badges
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Run an OLS regression with Pandas Data Frame
...--
Intercept 14.9525 17.764 0.842 0.489 -61.481 91.386
B 0.4012 0.650 0.617 0.600 -2.394 3.197
C 0.0004 0.001 0.650 0.583 -0.002 0.003
============================================================...
Is there a “not in” operator in JavaScript for checking object properties?
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Use 'undefined' === typeof xxx instead. undefined is not a reserved word and is actually a global variable that can be overwritten (leading to hard to find bugs)
– hugomg
Nov 1 '11 at 20:32
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Hidden Features of Xcode
... It also grabs # TODO statements. Now if only it would also grab # XXX, which is commonly used in the code base I work on...
– asmeurer
Dec 28 '10 at 6:22
7
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How to clear gradle cache?
...ry single build log. They are stored here:
~/.gradle/daemon/X.X/daemon-XXXX.out.log
"X.X" is the gradle version in use, like "4.4", and "XXXX" are just random numbers, like "1234".
The total size can grow to several hundred MB in just a few months. There is no way to disable the logging, and ...
How to sleep for five seconds in a batch file/cmd [duplicate]
...
91
it works on Win 7, but not on Win XP
– nonopolarity
Nov 4 '09 at 8:34
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Which are more performant, CTE or temporary tables?
...eate table #temp(empid int,empname varchar)
insert into #temp
select 101,'xxx'
select * from #temp
Run this query in first window
then run the below query in second window you can find the difference.
select * from #temp
...
Failed binder transaction when putting an bitmap dynamically in a widget
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91
This is caused because all the changes to the RemoteViews are serialised (e.g. setInt and setIm...