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What is a wrapper class?
...raction from the implementation of the underlying class or component; for em>x m>ample, wrapper classes that wrap COM components can manage the process of invoking the COM component without bothering the calling code with it. They can also simplify the use of the underlying object by reducing the number...
Convert to binary and keep leading zeros in Python
...at Specification mini language. The # makes the format include the 0b prefim>x m>, and the 010 size formats the output to fit in 10 characters width, with 0 padding; 2 characters for the 0b prefim>x m>, the other 8 for the binary digits.
This is the most compact and direct option.
If you are putting the res...
In PHP, can you instantiate an object and call a method on the same line?
... @CMCDragonkai logically that makes sense; the object only em>x m>ists for the duration of the statement (new Foo)->property - the value you are storing has nowhere to go because the object will no longer em>x m>ist after that as it's not stored anywhere.
– thomasrutter...
Parse JSON in C#
I'm trying to parse some JSON data from the Google AJAm>X m> Search API. I have this URL and I'd like to break it down so that the results are displayed. I've currently written this code, but I'm pretty lost in regards of what to do nem>x m>t, although there are a number of em>x m>amples out there with simplifie...
Test for non-zero length string in Bash: [ -n “$var” ] or [ “$var” ]
...ting the contents of the variable as if they were part of the conditional em>x m>pression (the result matches the assertion implied by the "T" or "F" in the description column). When [[ is used (column 1b), the variable content is seen as a string and not evaluated.
The errors in columns 3a and 5a are c...
CSS: fim>x m>ed position on m>x m>-am>x m>is but not y?
Is there a way to fim>x m> a position on the m>x m>-am>x m>is only? So when a user scrolls up, the div tag will scroll up with it, but not side to side?
...
How to do a non-greedy match in grep?
...ng for a non-greedy (or lazy) match. To get a non-greedy match in regular em>x m>pressions you need to use the modifier ? after the quantifier. For em>x m>ample you can change .* to .*?.
By default grep doesn't support non-greedy modifiers, but you can use grep -P to use the Perl syntam>x m>.
...
Using vagrant to run virtual machines with desktop environment
... development environment is based on virtual machines, running on VirtualBom>x m>. We would like to move one step further, and use the capabilities of Vagrant to have the description of the machine in a tem>x m>t file and then be able to "raise" that machine based on that tem>x m>t file. Combined to puppet, this w...
Fastest method to replace all instances of a character in a string [duplicate]
...g/character in a string in JavaScript? A while , a for -loop, a regular em>x m>pression?
14 Answers
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Is there a way to access method arguments in Ruby?
...me of the parameter and whether it is required.
e.g.
If you do
def foo(m>x m>, y)
end
then
method(:foo).parameters # => [[:req, :m>x m>], [:req, :y]]
You can use the special variable __method__ to get the name of the current method. So within a method the names of its parameters can be obtained vi...