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How do I install a module globally using npm?
... Thanks for the clarifications. Isaacs should replace the entire npm manfile and git wiki with the above text. Could clear up the mass confusion.
– Mauvis Ledford
May 1 '11 at 8:12
...
How to break out from a ruby block?
...he block again:
f.each do |line| # Iterate over the lines in file f
next if line[0,1] == "#" # If this line is a comment, go to the next
puts eval(line)
end
When used in a block, break transfers control out of the block, out of the iterator that invoked the block, and to the f...
apache redirect from non www to www
... If you too many redirects, then you have probably not configured well the file. Make sure to have 2 VirtualHosts: one with non-www which is the above and the other with ServerName www.example.com which has the real configuration. Also make sure to have not a redirect in www.example.com configuratio...
How to return a value from __init__ in Python?
...turn 42
...
>>> foo = Foo()
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
TypeError: __init__() should return None
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Is it possible to make the -init method private in Objective-C?
...
Apple has started using the following in their header files to disable the init constructor:
- (instancetype)init NS_UNAVAILABLE;
This correctly displays as a compiler error in Xcode. Specifically, this is set in several of their HealthKit header files (HKUnit is one of them)...
Linux/Unix command to determine if process is running?
...D in $PIDS; do
echo $PID
done
fi
You can test it by saving it to a file (named "running") with execute permissions (chmod +x running) and executing it with a parameter: ./running "httpd"
#!/bin/bash
ps cax | grep httpd
if [ $? -eq 0 ]; then
echo "Process is running."
else
echo "Process ...
Which characters make a URL invalid?
...en't legal in any other context, so the OP's example of http://example.com/file[/].html is illegal.
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Running Bash commands in Python
...
... (stdout=file redirects the output to a file in this case. It implements > file). It would be wrong to pass ..., '>', 'file'] in the last command expecting the redirection (it won't work without a shell and if you use a shell, y...
What replaces cellpadding, cellspacing, valign, and align in HTML5 tables?
...t></td>
</tr>
</table>
Add this css in external file
.tableFormatter
{
width:100%;
vertical-align:top;
text-align:center;
}
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How to convert a private key to an RSA private key?
...e line"):
It seems that all the commands (in grey) take any type of key file (in green) as "in" argument. Which is nice.
Here are the commands again for easier copy-pasting:
openssl rsa -in $FF -out $TF
openssl rsa -aes256 ...