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How to convert Set to String[]?

...| edited Apr 13 '18 at 13:05 Alexander Farber 17.5k6464 gold badges203203 silver badges359359 bronze badges ...
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When should I use UNSIGNED and SIGNED INT in MySQL?

...//dev.mysql.com/doc/refman/5.6/en/integer-types.html UNSIGNED ranges from 0 to n, while signed ranges from about -n/2 to n/2. In this case, you have an AUTO_INCREMENT ID column, so you would not have negatives. Thus, use UNSIGNED. If you do not use UNSIGNED for the AUTO_INCREMENT column, your maxi...
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Can I run javascript before the whole page is loaded?

...ng is complete.) This wasn't available when I first wrote this answer in 2010, but here in 2020, all major modern browsers support modules natively, and if you need to support older browsers, you can use bundlers like Webpack and Rollup.js. Use the defer attribute on a classic script tag: <scr...
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Simple explanation of clojure protocols

...lojure itself. Clojure has actually already had Protocols since version 1.0: Seq is a Protocol, for example. But until 1.2, you couldn't write Protocols in Clojure, you had to write them in the host language. share ...
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How to check if a string contains text from an array of substrings in JavaScript?

...but some is: if (substrings.some(function(v) { return str.indexOf(v) >= 0; })) { // There's at least one } Live Example: var substrings = ["one", "two", "three"]; var str; // Setup console.log("Substrings: " + substrings.join(",")); // Try it where we expect a match str = "this has one...
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hash function for string

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(this == null) in C#!

...'t be able to access this in that context and the ability to do so in C# 3.0 compiler is a bug. C# 4.0 compiler is behaving correctly according to the spec (even in Beta 1, this is a compile time error): § 7.5.7 This access A this-access consists of the reserved word this. this-access...
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snprintf and Visual Studio 2010

I'm unfortunate enough to be stuck using VS 2010 for a project, and noticed the following code still doesn't build using the non-standards compliant compiler: ...
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What does “dereferencing” a pointer mean?

...ocess's memory, 2 the third, 3 the fourth and so on.... What happened to 0 and the first byte? Well, we'll get to that later - see null pointers below. For a more accurate definition of what pointers store, and how memory and addresses relate, see "More about memory addresses, and why you probabl...
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How to REALLY show logs of renamed files with git?

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