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Explanation of JSONB introduced by PostgreSQL
...esentation
There are 3 major consequences of this:
jsonb usually takes more disk space to store than json (sometimes not)
jsonb takes more time to build from its input representation than json
json operations take significantly more time than jsonb (& parsing also needs to be done each time ...
How to easily resize/optimize an image size with iOS?
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Multiple arguments vs. options object
...0,
"retryCallback": null,
"log": true,
"maxRetries": 18
});
It is more of an art than a science, but if I had to name rules of thumb:
Use an options parameter if:
You have more than four parameters
Any of the parameters are optional
You've ever had to look up the function to figure out w...
How do you install ssh-copy-id on a Mac?
...d on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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Newline in markdown table?
...d on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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How to save CSS changes of Styles panel of Chrome Developer Tools?
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check if jquery has been loaded, then load it if false
...include_once" for jQuery
OR
include_once equivalent for js. Ref: https://raw.github.com/kvz/phpjs/master/functions/language/include_once.js
function include_once (filename) {
// http://kevin.vanzonneveld.net
// + original by: Legaev Andrey
// + improved by: Kevin van Zonneveld (http://k...
What is the relative performance difference of if/else versus switch statement in Java?
...out readabililty and maintainability of the code in question. If there are more than two if/else blocks glued together or its size is unpredictable, then you may highly consider a switch statement.
Alternatively, you can also grab Polymorphism. First create some interface:
public interface Action ...
Formatting code snippets for blogging on Blogger [closed]
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