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How to use PyCharm to debug Scrapy projects
... a virtualenv with Python 3.5.0 and setting the "script" parameter to /path_to_project_env/env/bin/scrapy solved the issue for me.
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JavaScript % (modulo) gives a negative result for negative numbers
...) % n;
}
Use:
function mod(n, m) {
return ((n % m) + m) % m;
}
See: http://jsperf.com/negative-modulo/2
~97% faster than using prototype. If performance is of importance to you of course..
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Modify/view static variables while debugging in Eclipse
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
UILabel text margin [duplicate]
...cause many issue regarding lineBreakingMode and placement of ellipsis. The computed needed size for the string isn't equal the size given to drawing it, or am I wrong?
– Patrik
Mar 2 '15 at 15:09
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Split string in Lua?
...pattern_to_match)
e.g.:
list=split("1:2:3:4","\:")
For more go here:
http://lua-users.org/wiki/SplitJoin
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Process all arguments except the first one (in a bash script)
...
http://wiki.bash-hackers.org/scripting/posparams
It explains the use of shift (if you want to discard the first N parameters) and then implementing Mass Usage
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A Regex that will never be matched by anything
...ine anchor, and only then not find the a and return a negative match. (See comment below for more detail.)
* Originally I did not give much thought on multiline-mode regexp, where $ also matches the end of a line. In fact, it would match the empty string right before the newline, so an ordinary c...
How to study design patterns? [closed]
...Derek Banas made youtube tutorials for desing patterns that I like a lot:
http://www.youtube.com/playlist?list=PLF206E906175C7E07
They can be a little short in time, but his timing and presentation makes them very enjoyful to learn.
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Custom thread pool in Java 8 parallel stream
...cute it as a task in a fork-join pool, it stays there and does not use the common one.
final int parallelism = 4;
ForkJoinPool forkJoinPool = null;
try {
forkJoinPool = new ForkJoinPool(parallelism);
final List<Integer> primes = forkJoinPool.submit(() ->
// Parallel task ...
AngularJS browser autofill workaround by using a directive
... hacky than other solutions presented and is semantically sound AngularJS: http://victorblog.com/2014/01/12/fixing-autocomplete-autofill-on-angularjs-form-submit/
myApp.directive('formAutofillFix', function() {
return function(scope, elem, attrs) {
// Fixes Chrome bug: https://groups.google.c...
