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push_back vs emplace_back
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edited Feb 22 at 1:04
Callum Watkins
2,22222 gold badges2323 silver badges4040 bronze badges
answered Nov 29 '10 at 18:00
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decorators in the python standard lib (@deprecated specifically)
...er('always', DeprecationWarning) # turn off filter
warnings.warn("Call to deprecated function {}.".format(func.__name__),
category=DeprecationWarning,
stacklevel=2)
warnings.simplefilter('default', DeprecationWarning) # reset filter
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Iterate over object attributes in python
... foo = 1
... bar = 'hello'
... def func(self):
... return 'call me'
...
>>> obj = Cls()
calling dir on the object gives you back all the attributes of that object, including python special attributes. Although some object attributes are callable, such as methods.
>>...
In Windows Azure: What are web role, worker role and VM role?
...anually enable it)
VM roles are Windows Server 2008 images you construct locally via Hyper-V and upload to Azure (and are now discontinued and no longer available as of May 31, 2013
Virtual Machines are Windows or Linux images created in Azure, stored as a vhd in your own storage, and have several e...
Dynamically replace the contents of a C# method?
What I want to do is change how a C# method executes when it is called, so that I can write something like this:
9 Answers
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How can I set the default value for an HTML element?
...lect> element below would cause the <option> containing my provided "value" to be selected by default:
27 Ans...
What is the function __construct used for?
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__construct() is the method name for the constructor. The constructor is called on an object after it has been created, and is a good place to put initialisation code, etc.
class Person {
public function __construct() {
// Code called for each new Person we create
}
}
$person =...
How to remove old Docker containers
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If you want to use awk for this consider this command if you want do rm all stopped containers (without a error because of the first line): docker ps -a | awk 'NR > 1 {print $1}' | xargs docker rm
– masi
Jun 15 '14 at 1...
IIS AppPoolIdentity and file system write access permissions
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The ApplicationPoolIdentity is assigned membership of the Users group as well as the IIS_IUSRS group. On first glance this may look somewhat worrying, however the Users group has somewhat limited NTFS rights.
For example, if you try and create...
How do HTML parses work if they're not using regexp?
...e, if you took one, or a compilers course, or something similar, you may recall that there are different kinds of languages and computational models. I'm not qualified to go into all the details, but I can review a few of the major points with you.
The simplest type of language & computation (...