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Grabbing the href attribute of an A element
... for HTML are difficult. Here is how to do it with DOM:
$dom = new DOMDocument;
$dom->loadHTML($html);
foreach ($dom->getElementsByTagName('a') as $node) {
echo $dom->saveHtml($node), PHP_EOL;
}
The above would find and output the "outerHTML" of all A elements in the $html string.
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Android SDK Manager Not Installing Components
... right-clicking on the .exe and selecting "Run As Administrator".
Also, some anti-virus programs have been known to interfere with SDK Manager.
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start MySQL server from command line on Mac OS Lion
...ll)
You can also add these to your bash startup scripts:
export MYSQL_HOME=/usr/local/mysql
alias start_mysql='sudo $MYSQL_HOME/bin/mysqld_safe &'
alias stop_mysql='sudo $MYSQL_HOME/bin/mysqladmin shutdown'
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Referring to a Column Alias in a WHERE Clause
...ire SELECT including aliases, is applied after the WHERE clause.)
But, as mentioned in other answers, you can force SQL to treat SELECT to be handled before the WHERE clause. This is usually done with parenthesis to force logical order of operation or with a Common Table Expression (CTE):
Parenthe...
In Android EditText, how to force writing uppercase?
...set all other attributes which were set via XML (i.e. maxLines, inputType,imeOptinos...). To prevent this, add you Filter(s) to the already existing ones.
InputFilter[] editFilters = <EditText>.getFilters();
InputFilter[] newFilters = new InputFilter[editFilters.length + 1];
System.arraycopy(...
Should I use px or rem value units in my CSS? [closed]
...wsers and browser settings as possible. I am trying to decide what unit of measurement I should use for the sizes of my fonts and elements, but am unable to find a conclusive answer.
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Quick unix command to display specific lines in the middle of a file?
... an issue with a server and my only log file is a 20GB log file (with no timestamps even! Why do people use System.out.println() as logging? In production?!)
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How to check if a file is empty in Bash?
I have a file called diff.txt. Want to check if it is empty. Did something like this but couldn't get it working.
10 Answe...
Managing relationships in Laravel, adhering to the repository pattern
... "entity", with attributes (title, id, etc) and even other entities (Assignments, which have their own attributes and possibly entities).
Your "Course" repository should be able to return a Course and the Courses' attributes/Assignments (including Assignment).
You can accomplish that with Eloquent...
How to handle initializing and rendering subviews in Backbone.js?
...Backbone is great because of the lack of assumptions it makes, but it does mean you have to (decide how to) implement things like this yourself. After looking through my own stuff, I find that I (kind of) use a mix of scenario 1 and scenario 2. I don't think a 4th magical scenario exists because, si...