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Disable Auto Zoom in Input “Text” tag - Safari on iPhone

...t-size for form elements is 11px (at least in Chrome and Safari). Additionally, the select element needs to have the focus pseudo-class attached. input[type="color"], input[type="date"], input[type="datetime"], input[type="datetime-local"], input[type="email"], input[type="month"], input[type="num...
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Unix command to find lines common in two files

... @ferdy (Repeating my comment from your answer, as yours is essentially a repeated answer posted as a comment) grep does some weird things you might not expect. Specifically, everything in 1.txt will be interpreted as a regular expression and not a plain string. Also, any blank line in 1.txt...
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MySQL skip first 10 results

...irst row), use: SELECT * FROM foo LIMIT 10, 50 For a solution to return all results, see Thomas' answer. share | improve this answer | follow | ...
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Constructor overloading in Java - best practice

...onstructors as simple as possible, and the simplest way is that they only call this(...). That way you only need to check and handle the parameters once and only once. public class Simple { public Simple() { this(null); } public Simple(Resource r) { this(r, null); ...
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How does Go update third-party packages?

... go get will install the package in the first directory listed at GOPATH (an environment variable which might contain a colon separated list of directories). You can use go get -u to update existing packages. You can also use go get -u all t...
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Creating a “logical exclusive or” operator in Java

...Here's an example: public static void main(String[] args) { boolean[] all = { false, true }; for (boolean a : all) { for (boolean b: all) { boolean c = a ^ b; System.out.println(a + " ^ " + b + " = " + c); } } } Output: false ^ false = false f...
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Array vs. Object efficiency in JavaScript

...an array, too: var a3 = []; a3[29938] = "a"; a3[32994] = "b"; It's basically an array with holes in it, because every array does have continous indexing. It's slower than arrays without holes. But iterating manually through the array is even slower (mostly). This is an object: var a3 = {}; a3[2...
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How to delete an old/unused Data Model Version in Xcode

...d the .xcdatamodeld file to your project This eliminates the need to manually modify any of the project metadata files. share | improve this answer | follow ...
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Embed SVG in SVG?

...nteresting observation: the latest versions of Firefox, Chrome, and Safari all show only one level of recursion (two dots) using the above. However, if you save the above as "a.svg" and change the image to "b.svg", and then also save it as "b.svg" with the image referencing "a.svg", then Firefox wil...
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What is the difference between atan and atan2 in C++?

... std::atan2 allows calculating the arctangent of all four quadrants. std::atan only allows calculating from quadrants 1 and 4. share | ...