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do..end vs curly braces for blocks in Ruby
... to convince me that I should not use do..end and instead use curly braces for defining multiline blocks in Ruby.
14 Answer...
How to find out which view is focused?
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createEditor();
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How does bash tab completion work?
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What is the cleanest way to ssh and run multiple commands in Bash?
I already have an ssh agent set up, and I can run commands on an external server in Bash script doing stuff like:
12 Answer...
How to stop unwanted UIButton animation on title change?
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This works for custom buttons:
[UIView setAnimationsEnabled:NO];
[_button setTitle:@"title" forState:UIControlStateNormal];
[UIView setAnimationsEnabled:YES];
For system buttons you need to add this before re-enabling animations (thank you @Klaas):
[_button lay...
Getting A File's Mime Type In Java
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Howerver, URLConnection has a very limited set of content types that it does recognizes. For example it is not able to detect application/pdf.
– kpentchev
Jul 17 '13 at 8:25
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Add table row in jQuery
...n jQuery is a tag object that can have several attr attributes that can be set and get, as well as text, which represents the text between the tag here: <tag>text</tag>.
This is some pretty weird indenting, but it's easier for you to see what's going on in this example.
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Numpy matrix to array
I am using numpy. I have a matrix with 1 column and N rows and I want to get an array from with N elements.
9 Answers
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Batch files - number of command line arguments
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Googling a bit gives you the following result from wikibooks:
set argC=0
for %%x in (%*) do Set /A argC+=1
echo %argC%
Seems like cmd.exe has evolved a bit from the old DOS days :)
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Access denied for user 'root@localhost' (using password:NO)
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You can reset your root password. Have in mind that it is not advisable to use root without password.
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