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What does the number in parentheses shown after Unix command names in manpages mean?
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It's the section that the man page for the command is assigned to.
These are split as
General commands
System calls
C library functions
Special files (usually devices, those found in /dev) and drivers
File formats and conventions
Games and screensavers
Miscellanea
Sys...
Is there a Public FTP server to test upload and download? [closed]
What I want to do is measure broadband speed using c#.
6 Answers
6
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How to merge dictionaries of dictionaries?
...for key in b:
if key in a:
if isinstance(a[key], dict) and isinstance(b[key], dict):
merge(a[key], b[key], path + [str(key)])
elif a[key] == b[key]:
pass # same leaf value
else:
raise Exception('Conflict at %...
How to split a string in shell and get the last field
Suppose I have the string 1:2:3:4:5 and I want to get its last field ( 5 in this case). How do I do that using Bash? I tried cut , but I don't know how to specify the last field with -f .
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Meaning of $? (dollar question mark) in shell scripts
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This is the exit status of the last executed command.
For example the command true always returns a status of 0 and false always returns a status of 1:
true
echo $? # echoes 0
false
echo $? # echoes 1
From the manual: (acessible by calling man bash in your shell)
$?...
How to export a Vagrant virtual machine to transfer it
I have a vagrant box up and running (configured with a LAMP stack). I need to transfer it to another PC. How can I export it?
I guess that I can get a file (or files) that can be copied to another PC, so there I can run some command to import the vagrant box.
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FB OpenGraph og:image not pulling images (possibly https?)
...icate issue. I've searched for same or similar problems on SO extensively, and due to the nature of troubleshooting before asking, I believe this problem is unique.
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Unable to copy file - access to the path is denied
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I solved this problem by deleting the contentious files from bin folder and rebuilding the project.
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python assert with and without parenthesis
...through a full interpreter, not through IDLE. Because assert is a keyword and not a function, you are actually passing in a tuple as the first argument and leaving off the second argument.
Recall that non-empty tuples evaluate to True, and since the assertion message is optional, you've essentiall...
In C++, is it still bad practice to return a vector from a function?
...d Jun 28 '10 at 17:55
Peter AlexanderPeter Alexander
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