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What is the benefit of using $() instead of backticks in shell scripts?
There are two ways to capture the output of command line in bash :
8 Answers
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What's the difference between lists and tuples?
...be pairs of page and line number to reference locations in a book, e.g.:
my_location = (42, 11) # page number, line number
You can then use this as a key in a dictionary to store notes on locations. A list on the other hand could be used to store multiple locations. Naturally one might want to a...
Simulating ENTER keypress in bash script
I've created a really simple bash script that runs a few commands.
one of these commands needs user input during runtime. i.e it asks the user "do you want to blah blah blah?", I want to simply send an enter keypress to this so that the script will be completely automated.
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C# Ignore certificate errors?
....ServerCertificateValidationCallback +=
(sender, cert, chain, sslPolicyErrors) => true;
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Find what filetype is loaded in vim
As soon as I load any file in vim, It'll try to detect the file and color-highlight it if possible.
5 Answers
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Any reason to clean up unused imports in Java, other than reducing clutter?
Is there any good reason to avoid unused import statements in Java? As I understand it, they are there for the compiler, so lots of unused imports won't have any impacts on the compiled code. Is it just to reduce clutter and to avoid naming conflicts down the line?
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Appending to an existing string
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You can use << to append to a string in-place.
s = "foo"
old_id = s.object_id
s << "bar"
s #=> "foobar"
s.object_id == old_id #=> true
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Does C have a “foreach” loop construct?
...languages have a foreach loop or something similar. Does C have one? Can you post some example code?
12 Answers
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Execute Python script via crontab
I'm trying to execute a python script using the Linux crontab. I want to run this script every 10 minutes.
3 Answers
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Auto-center map with multiple markers in Google Maps API v3
This is what I use to display a map with 3 pins/markers:
7 Answers
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