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Finding the path of the program that will execute from the command line in Windows
Say I have a program X.EXE installed in folder c:\abcd\happy\ on the system. The folder is on the system path. Now suppose there is another program on the system that's also called X.EXE but is installed in folder c:\windows\ .
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HTTP redirect: 301 (permanent) vs. 302 (temporary)
...ern browsers cache 301s and won't bother requesting the original source at all for up to 6 months
– Jon
Mar 29 '16 at 16:21
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Eclipse and Windows newlines
... you can use the File : Convert Line Delimiters to : Unix command to "fix" all files in the project at once.
– Tal Weiss
Nov 1 '12 at 22:03
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how can I see what ports mongo is listening on from mongo shell?
...f (see Derick's answer below) or netstat -an to view what a process is actually doing. However, assuming you only have access to the mongo shell (which your question title implies), then you can run the serverCmdLineOpts() command. That output will give you all the arguments passed on the command ...
Bower and devDependencies vs dependencies
I ran 'yo angular' and realized afterwards that it installs 1.0.8, I uninstalled the angular components, however the original bower.json file had angular-mocks and angular-scenario under 'devDependencies' when I re-add all the 1.2.0-rc.2 components angular-mocks and angular-scenario under dependenci...
How to define a custom ORDER BY order in mySQL
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MySQL has a handy function called FIELD() which is excellent for tasks like this.
ORDER BY FIELD(Language,'ENU','JPN','DAN'), ID
Note however, that
It makes your SQL less portable, as other DBMSs might not have such function
When your list of langua...
sed command with -i option (in-place editing) works fine on Ubuntu but not Mac [duplicate]
... That's simpler than trying to work out which variant of sed you have installed or other gizmos I've seen suggested. I hope you keep the file under version control (or otherwise backed up) so that you can recover if there's a bug in your sed script. Of course, the .bak file gives you that protect...
What's the difference between JPA and Hibernate? [closed]
...e has more features than JPA 2. But from a practical point of view, what really is the difference?
22 Answers
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Match linebreaks - \n or \r\n?
... had to match exclusively on linebreaks instead of using the s -flag ( dotall - dot matches linebreaks).
5 Answers
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Python argparse command line flags without arguments
...a look at http://docs.python.org/dev/library/argparse.html#action (specifically store_true and store_false)
import argparse
parser = argparse.ArgumentParser()
parser.add_argument('-w', action='store_true')
where action='store_true' implies default=False.
Conversely, you could haveaction='store_...