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Best way to create an empty object in JSON with PHP?

...t will keep rendering properly into a dictionary: $complex['dict']['a'] = 123; print json_encode($complex); // -> {"list":[],"dict":{"a":123}} unset($complex['dict']['a']); print json_encode($complex); // -> {"list":[],"dict":{}} If you need this to be 100% compatible both ways, you can al...
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Remove shadow below actionbar

...o be compatible with all previous devices? – splinter123 Mar 22 '15 at 22:05 same as @splinter123 here :( Wonder how I...
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How do I repeat an edit on multiple lines in Vim?

... to insert something on multiple lines, use Shift-i. So for the text: abc123abc def456def ghi789ghi if you hit Ctrl-v with your cursor over the 1, hit j twice to go down two columns, then Shift-i,ESC , your text would look like this: abc,123abc def,456def ghi,789ghi (the multi-line insert has...
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Using an integer as a key in an associative array in JavaScript

...ered Mar 24 '14 at 12:51 Jesuslg123Jesuslg123 55644 silver badges1515 bronze badges ...
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Find duplicate lines in a file and count how many time each line was duplicated?

...iq -c | grep -v '^ *1 ' For the given example, the result would be: 3 123 2 234 If you want to print counts for all lines including those that appear only once: sort FILE | uniq -c or, with GNU long options (on Linux): sort FILE | uniq --count For the given input, the output is: ...
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href=“tel:” and mobile numbers

...code for New South Wales 6555 - STD code for a specific telephone exchange 1234 - Telephone Exchange specific extension. For a mobile phone this becomes 0 - trunk prefix 4 - Area code for a mobile telephone 1234 5678 - Mobile telephone number Now, when I want to dial via the int...
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AngularJS: Service vs provider vs factory

...ided code. Here's a great further explanation by Misko: provide.value('a', 123); function Controller(a) { expect(a).toEqual(123); } In this case the injector simply returns the value as is. But what if you want to compute the value? Then use a factory provide.factory('b', function(a) { return ...
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Check status of one port on remote host [closed]

...ll && echo Connected. || echo Fail. Connected. $ curl -s localhost:123 >/dev/null && echo Connected. || echo Fail. Fail. Possibly it may not won't work for all services, as curl can return different error codes in some cases (as per comment), so adding the following condition co...
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Git Alias - Multiple Commands and Parameters

...performing redirections and return the status 0. Here're some usages: 1. a=123;$a errors, but a=123; : $a does not. 2. : > hello.txt empties hello.txt. 3. if [ "$a" = "hello" ];then : ;fi runs okay but errors without ':'. It's like pass in python. 4. : this is a comment, the colon followed by spa...
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What are some alternatives to ReSharper? [closed]

...nswered Sep 16 '10 at 15:19 iggi123iggi123 11111 silver badge22 bronze badges ...