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isset() and empty() - what to use
... check - is variable empty or contains something. To solve this task, I usually do the following.
6 Answers
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How to download an entire directory and subdirectories using wget?
...rom http://websitename.com/wp-content/uploads/2009/05 but all I got was an index.html file which had nothing. I can't figure what I missed.
– Vivek Todi
Jan 7 '15 at 13:16
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Citing the author of a blockquote using Markdown syntax
...cyclopedia. Retrieved 23:45, November 20, 2016](https://en.wikipedia.org/w/index.php?title=Test-driven_development&oldid=750634597)
Produces the following:
Test-driven development (TDD) is a software development process that relies on the repetition of a very short development cycle: requi...
How to use cURL to get jSON data and decode the data?
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I've updated the question with the small difficulty I am having working with the PHP array that is returned by jSON. Please read the bottom part of it if you can.
– Maaz
May 22 '13 at 21:30
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Difference between local and global indexes in DynamoDB
I'm curious about these two secondary indexes and differences between them. It is hard to imagine how this looks like. And I think, this will help more people than just me.
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How can I have a newline in a string in sh?
...World
If the string is the output of another command, I just use quotes
indexes_diff=$(git diff index.yaml)
echo "$indexes_diff"
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PHP - iterate on string characters
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Just note that you're calling strlen() on each iteration. Not a terrible thing, since PHP has the length precalculated, but still a function call. If you have a need for speed, better save that in a variable before starting the loop.
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How do you get the index of the current iteration of a foreach loop?
...rrently on, MoveNext updates Current to the next object.
The concept of an index is foreign to the concept of enumeration, and cannot be done.
Because of that, most collections are able to be traversed using an indexer and the for loop construct.
I greatly prefer using a for loop in this situation c...
SHA1 vs md5 vs SHA256: which to use for a PHP login?
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Neither. You should use bcrypt. The hashes you mention are all optimized to be quick and easy on hardware, and so cracking them share the same qualities. If you have no other choice, at least be sure to use a long salt and re-hash multiple times.
Using bcrypt in PHP 5.5+
PHP 5.5 of...
Do I need dependency injection in NodeJS, or how to deal with …?
....exports = {
honkHorn: function () {
horn.honk();
}
};
// index.js
var car = require("./car");
car.honkHorn();
Because JavaScript is untyped, we don't have the quite the same tight coupling that we had before. There is no need for interfaces (nor do they exist) as the car module w...