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How do I iterate through the alphabet?
... addition to string.ascii_lowercase you should also take a look at the ord and chr built-ins. ord('a') will give you the ascii value for 'a' and chr(ord('a')) will give you back the string 'a'.
Using these you can increment and decrement through character codes and convert back and forth easily eno...
String.Empty versus “” [duplicate]
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As the duplicate say, its not different in .NET 2 and above.
– JoeBilly
May 28 '10 at 12:27
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Is there any way to view the currently mapped keys in Vim?
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You can do that with the :map command. There are also other variants.
:nmap for normal mode mappings
:vmap for visual mode mappings
:imap for insert mode mappings
The above list is not complete. Typing :help map in Vim will give you more info.
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Splitting a Java String by the pipe symbol using split(“|”)
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You need
test.split("\\|");
split uses regular expression and in regex | is a metacharacter representing the OR operator. You need to escape that character using \ (written in String as "\\" since \ is also a metacharacter in String literals and require another \ to escape it).
You...
Django optional url parameters
...to rename the product kwarg to product_id, you only have to change line 4, and it will affect the below URLs.
Edited for Django 1.8 and above
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Stop execution of Ruby script
...says in the other answer, use abort to specify a failed end to the script, and exit for a successful end.
– Jrgns
Jul 1 '14 at 6:04
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Undo scaffolding in Rails
Is there any way to 'undo' the effects of a scaffold command in Rails?
24 Answers
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Can an input field have two labels?
Mary had a little form, and its fields where labeled just so.
Whenever an error crept in, confusion it would sow.
3 Answers...
Create an array with random values
How can I create an array with 40 elements, with random values from 0 to 39 ?
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21 Answers
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Sorting an IList in C#
...t using LINQ To Objects to sort for you?
Say you have a IList<Car>, and the car had an Engine property, I believe you could sort as follows:
from c in list
orderby c.Engine
select c;
Edit: You do need to be quick to get answers in here. As I presented a slightly different syntax to the oth...