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Create JSON-object the correct way

... as it seems you want the output to be with "{}", you better make sure to force json_encode() to encode as object, by passing the JSON_FORCE_OBJECT constant. $post_data = json_encode(array('item' => $post_data), JSON_FORCE_OBJECT); "{}" brackets specify an object and "[]" are used for arrays a...
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C++ unordered_map using a custom class type as the key

I am trying to use a custom class as key for an unordered_map , like the following: 3 Answers ...
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Chrome debugging - break on next click event

We have a button. Click events are handled by a 3rd party framework, however, the framework is buggy somehow. 1 Answer ...
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Multiline syntax for piping a heredoc; is this portable?

... Yes, the POSIX standard allows this. According to the 2008 version: The here-document shall be treated as a single word that begins after the next <newline> and continues until there is a line containing only the delimiter and a <newline>, with ...
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Get last element of Stream/List in a one-liner

How can I get the last element of a stream or list in the following code? 6 Answers 6 ...
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Check if PHP session has already started

...session and sometimes from a page that doesn't have session started. Therefore when I have session_start() on this script I sometimes get the error message for "session already started". For that I've put these lines: ...
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Global Git ignore

I want to set up Git to globally ignore certain files. 12 Answers 12 ...
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What's this =! operator? [duplicate]

... That's two operators, = and !, not one. It might be an obfuscated way of writing a = !b; if (a) { // whatever } setting a to the logical inverse of b, and testing whether the result is true (or, equivalently, whether b was false). Or ...
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How to use Bash to create a folder if it doesn't already exist?

This doesn't seem to work. Can anyone help? 6 Answers 6 ...
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Check to see if a string is serialized?

What's the best way to determine whether or not a string is the result of the serialize() function? 10 Answers ...