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PHP namespaces and “use”
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If you need to order your code into namespaces, just use the keyword namespace:
file1.php
namespace foo\bar;
In file2.php
$obj = new \foo\bar\myObj();
You can also use use. If in file2 you put
use foo\bar as mypath;
you need to use...
How to write :hover condition for a:before and a:after?
...r, then you can get away with using single colons just fine.
This specific order of pseudo-classes and pseudo-elements is stated in the spec:
One pseudo-element may be appended to the last sequence of simple selectors in a selector.
A sequence of simple selectors is a chain of simple selectors that...
Installing PDO driver on MySQL Linux server
I was suggested, not long ago, to change my code to use PDO in order to parameterize my queries and safely save HTML in the database.
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How to get GET (query string) variables in Express.js on Node.js?
...hat the path/route parameters object (req.params) has array properties, so order matters (although this may change in Express 4)
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Delete column from pandas DataFrame
...das has a quite wildly grown architecture that needs to be reconsidered in order for this kind of cognitive dissonance not to occur to its users.
Protip:
Don't use df.column_name, It may be pretty, but it causes cognitive dissonance
Zen of Python quotes that fits in here:
There are multiple ways of ...
How do you move a file?
...orge SVN repository. I'd like to move a file from one folder to another in order to maintain its revision history. Is this possible? If so, how do you do it?
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How to calculate moving average without keeping the count and data-total?
...t that it's not actually a rolling average, your stated value is off by an order of magnitude. With avg initialized to 0, you end up with 3.36 after 5 5s, and 4.46 after 10: cpp.sh/2ryql For long averages, this is certainly a useful approximation.
– cincodenada
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How do I import global modules in Node? I get “Error: Cannot find module ”?
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This makes your .node_modules folder searchable, but in order to import modules using require(), they should still be installed in your local project directory (or alternatively, linked using npm link). Global modules cannot be imported in projects, only binaries/scripts can be ru...
How to configure postgresql for the first time?
...to the host operating system. This is a good thing. This normally means in order to log in as postgres which is the PostgreSQL equivalent of SQL Server's SA, you have to have write-access to the underlying data files. And, that means that you could normally wreck havoc anyway.
By keeping this disabl...
How do I install and use curl on Windows?
... environment), and you won't have to type the full pathname to curl.exe in order to run it.
– theglauber
Mar 1 '12 at 15:33
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