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Redirect STDERR / STDOUT of a process AFTER it's been started, using command line?
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Short of closing and reopening your tty (i.e. logging off and back on, which may also terminate some of your background processes in the process) you only have one choice left:
attach to the process in question using gdb, and run:
p dup2(open("/dev/null", 0), 1)
p dup2(open("/dev/null"...
How to change navbar collapse threshold using Twitter bootstrap-responsive?
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You are looking for line 239 of bootstrap-responsive.css
@media (max-width: 979px) {...}
Where the max-width value triggers the responsive nav. Change it to 550px or so and it should resize fine.
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How can you use optional parameters in C#?
Note: This question was asked at a time when C# did not yet support optional parameters (i.e. before C# 4).
23 Answers
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“for” vs “each” in Ruby
I just had a quick question regarding loops in Ruby. Is there a difference between these two ways of iterating through a collection?
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Get specific ArrayList item
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As many have already told you:
mainList.get(3);
Be sure to check the ArrayList Javadoc.
Also, be careful with the arrays indices: in Java, the first element is at index 0. So if you are trying to get the third element, your solution would be mainList.get(2);
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Output data from all columns in a dataframe in pandas [duplicate]
... output the data anyway (it won't probably fit on a screen and does not look very well):
print paramdata.values
converts the dataframe to its numpy-array matrix representation.
paramdata.columns
stores the respective column names and
paramdata.index
stores the respective index (row names).
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How can I match on an attribute that contains a certain string?
...d contains(@class ,'btag')]
However, it will also find partial matches like class="catag bobtag".
If you don't want partial matches, see bobince's answer below.
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UIScrollView not scrolling
... much longer that the UIScrollView , but when I run the app, I cannot click and scroll down...
24 Answers
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How do I make a Mac Terminal pop-up/alert? Applescript?
... that displays my custom text. How is this done? Also, is it possible to make one with several buttons that sets a variable?
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`static` keyword inside function?
I was looking at the source for Drupal 7, and I found some things I hadn't seen before. I did some initial looking in the php manual, but it didn't explain these examples.
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