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start MySQL server from command line on Mac OS Lion
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Other answers failed on OSX 10.7.5 w/ latest MySQL install. This one did the trick - thanks!
– Irongaze.com
Mar 6 '13 at 19:30
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How to refer environment variable in POM.xml?
I am using maven as build tool. I have set an environment variable called env . How can I get access to this environment variable's value in the pom.xml file?
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In Windows Azure: What are web role, worker role and VM role?
... to host the application in Windows Azure, so I created a web role. I actually want to know what these roles are for. What is their significance coding wise or storage wise?
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Enable access control on simple HTTP server
...ers it sends. You can however create a simple HTTP server yourself, using most of SimpleHTTPRequestHandler, and just add that desired header.
For that, simply create a file simple-cors-http-server.py (or whatever) and, depending on the Python version you are using, put one of the following codes in...
Command to get time in milliseconds
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date +%s%N returns the number of seconds + current nanoseconds.
Therefore, echo $(($(date +%s%N)/1000000)) is what you need.
Example:
$ echo $(($(date +%s%N)/1000000))
1535546718115
date +%s returns the number of seconds since the epoch, if that's useful.
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static const vs #define
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Personally, I loathe the preprocessor, so I'd always go with const.
The main advantage to a #define is that it requires no memory to store in your program, as it is really just replacing some text with a literal value. It also has...
adding directory to sys.path /PYTHONPATH
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You could use:
import os
path = 'the path you want'
os.environ['PATH'] += ':'+path
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TCP vs UDP on video stream
...say you are streaming a soccer match, or concert for that matter, do you really need to use UDP?
13 Answers
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Set Locale programmatically
...ocale to the front of the list set.add(locale); LocaleList all = LocaleList.getDefault(); for (int i = 0; i < all.size(); i++) { // append other locales supported by the user set.add(all.get(i)); } Locale[] locales = set.toArray(new ...
How do I rename the extension for a bunch of files?
In a directory, I have a bunch of *.html files. I'd like to rename them all to *.txt
24 Answers
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