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Count, size, length…too many choices in Ruby?
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
How to test which port MySQL is running on and whether it can be connected to?
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To find a listener on a port, do this:
netstat -tln
You should see a line that looks like this if mysql is indeed listening on that port.
tcp 0 0 127.0.0.1:3306 0.0.0.0:* LISTEN
Port 3306 is MyS...
How to change port number for apache in WAMP
I am new to WAMP server and installed it on my system but after installing it when I check it by going to localhost url like this http://localhost/ in the browser it is not working. I am getting a 404 error and blank page .
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Parsing a string into a boolean value in PHP
...://www.php.net/manual/en/filter.filters.validate.php#108218
// see https://bugs.php.net/bug.php?id=49510
$filtered = filter_var($value, FILTER_VALIDATE_BOOLEAN, FILTER_NULL_ON_FAILURE);
if(!is_null($filtered)) {
return $filtered;
} else {
// "n...
Using group by on multiple columns
I understand the point of GROUP BY x .
2 Answers
2
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How to have a default option in Angular.js select box
...EVs7R20pCffewrG0EmI?p=preview
See source documentation for more details:
https://code.angularjs.org/1.3.15/docs/api/ng/directive/select
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Close iOS Keyboard by touching anywhere using Swift
...ich contains a lot of useful Swift Extensions like this one, check it out: https://github.com/goktugyil/EZSwiftExtensions
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How to link Docker services across hosts?
...witch or Tinc. I have prepared Gists to show how to do it:
Open vSwitch: https://gist.github.com/noteed/8656989
Tinc: https://gist.github.com/noteed/11031504
The advantage I see using this solution instead of the --link option and the ambassador pattern is that I find it more transparent: there ...
Compare two objects in Java with possible null values
I want to compare two strings for equality when either or both can be null .
12 Answers
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How to write a simple database engine [closed]
... useful right now and in the future.
It even has a decent community here: https://stackoverflow.com/questions/tagged/sqlite
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