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What is the .idea folder?
When I create a project in JetBrains WebStorm, a folder called .idea gets created. Is it okay if I delete it? Will it affect my project?
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Count the number of occurrences of a character in a string in Javascript
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I have updated this answer. I like the idea of using a match better, but it is slower:
console.log(("str1,str2,str3,str4".match(/,/g) || []).length); //logs 3
console.log(("str1,str2,str3,str4".match(new RegExp("str", "g")) || []).length); //logs 4
jsfiddle
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Practical non-image based CAPTCHA approaches?
...onse to comments
@MrAnalogy: The server side approach sounds quite a good idea and is exactly the same as doing it in JavaScript. Good Call.
@AviD: I'm aware that this method is prone to direct attacks as I've mentioned on my blog. However, it will defend against your average spam bot which blindl...
Intellij IDEA crashed, and now throws an error
I work in Intellij IDEA, but my computer freezes so I turn off my computer. (long click power button) When I turned on computer and start IntelliJ IDEA I had this error:
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Convert from enum ordinal to enum type
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This is almost certainly a bad idea. Certainly if the ordinal is de-facto persisted (e.g. because someone has bookmarked the URL) - it means that you must always preserve the enum ordering in future, which may not be obvious to code maintainers down the li...
How to identify numpy types in python?
...y enough to call out that you’re doing something that’s normally a bad idea.)
– abarnert
Sep 5 '18 at 16:27
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Converting many 'if else' statements to a cleaner approach [duplicate]
...rs in the future.
All untested, probably doesn't compile, but you get the idea
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Redis: Show database size/size for keys
...er of keys per database which doesn't give me much insight... So any tools/ideas that give me more information when monitoring the redis server would be appreciated.
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How to compare type of an object in Python?
...s plenty of details of why checking the type of an object is usually a bad idea, and what you probably should be doing instead.
– Jeff Shannon
Apr 2 '09 at 9:28
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Python hashable dicts
...ing packrat parser. The inspiration for this is i'd like to have a better idea about how hygenic macros would work in an algol-like language (as apposed to the syntax free lisp dialects you normally find them in). Because of this, different passes through the input might see different grammars, so...