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Remove all but numbers from NSString
I have an NSString (phone number) with some parenthesis and hyphens as some phone numbers are formatted. How would I remove all characters except numbers from the string?
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Command line CSV viewer? [closed]
Anyone know of a command-line CSV viewer for Linux/OS X? I'm thinking of something like less but that spaces out the columns in a more readable way. (I'd be fine with opening it with OpenOffice Calc or Excel, but that's way too overpowered for just looking at the data like I need to.) Having ...
How to get english language word database? [closed]
...might be helpful. I once worked on a Firefox add-on which deals with words and all kinds of simple to complicated associations between them and stuff. Looks like WordNet will be very much useful to you.
Here it is in MySQL format. And this one (web-archived link) uses Wordnet v3.0 data, rather than...
Remove Last Comma from a string
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This will remove the last comma and any whitespace after it:
str = str.replace(/,\s*$/, "");
It uses a regular expression:
The / mark the beginning and end of the regular expression
The , matches the comma
The \s means whitespace characters (space, tab...
How can I represent an 'Enum' in Python?
... in PEP 435. It has also been backported to 3.3, 3.2, 3.1, 2.7, 2.6, 2.5, and 2.4 on pypi.
For more advanced Enum techniques try the aenum library (2.7, 3.3+, same author as enum34. Code is not perfectly compatible between py2 and py3, e.g. you'll need __order__ in python 2).
To use enum34, do...
How to convert PascalCase to pascal_case?
...ce beginning with a lowercase letter must be followed by lowercase letters and digits;
A sequence beginning with an uppercase letter can be followed by either:
one or more uppercase letters and digits (followed by either the end of the string or an uppercase letter followed by a lowercase letter o...
Calling a function of a module by using its name (a string)
...e in a Python program. For example, let's say that I have a module foo , and I have a string whose content is "bar" . What is the best way to call foo.bar() ?
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Can you center a Button in RelativeLayout?
...nter a button in relative layout, is this possible? I've tried the Gravity and Orientation functions but they don't do anything.
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GIT commit as different user without email / or only email
...s a different user, but i do not have a valid email address, following command is not working for me:
10 Answers
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C# generic type constraint for everything nullable
...time check, you can check if the type is not a reference or nullable type, and throw an exception if that's the case.
I realise that only having a runtime check may be unacceptable, but just in case:
public class Foo<T>
{
private T item;
public Foo()
{
var type = typeof(...