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CASCADE DELETE just once
... a refers to b which refers to a. To achieve this in a general sense, see my table below, but it has some restrictions. If you have a simple table setup then try the code above, it's easier to comprehend what you're doing.
– Joe Love
Dec 13 '13 at 17:08
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How to detect if a variable is an array
...ith obj.hasOwnProperty && ; also, is this still an issue with IE7? my simple tests via task manager suggest that the memory got reclaimed after minimizing the browser...
– Christoph
Jun 29 '09 at 18:32
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Execute unit tests serially (rather than in parallel)
...he accepted answer because typically some tests can be run in parallel (in my case all unit tests), but some fail randomly when run in parallel (in my case those using in-memory web client / server), so one is able to optimize test running if one wishes so.
– Alexei
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How to specify the location with wget?
I need files to be downloaded to /tmp/cron_test/. My wget code is
5 Answers
5
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How to git reset --hard a subdirectory?
...g use case: I want to get rid of all changes in a specific subdirectory of my Git working tree, leaving all other subdirectories intact.
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Python Anaconda - How to Safely Uninstall
...Mac (OS Mavericks). I wanted to revert to the default version of Python on my Mac. What's the best way to do this? Should I delete the ~/anaconda directory? Any other changes required?
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Eclipse: How do i refresh an entire workspace? F5 doesn't do it
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Problem with this is though, that if any of my projects are closed (which is all the time), the Refresh option does not appear. The only way Ctrl+A followed by F5 works for me is if all my projects are open.
– Matt
Feb 21 '11 at ...
Error: free(): invalid next size (fast):
... same problem, even though I did not make any dynamic memory allocation in my program, but I was accessing a vector's index without allocating memory for it.
So, if the same case, better allocate some memory using resize() and then access vector elements.
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My Understanding of HTTP Polling, Long Polling, HTTP Streaming and WebSockets
I have read many posts on SO and the web regarding the keywords in my question title and learned a lot from them. Some of the questions I read are related to specific implementation challenges while others focus on general concepts. I just want to make sure I understood all of the concepts and the r...
Restart node upon changing a file
... forever command: use the -w flag to watch file for changes:
forever -w ./my-script.js
In addition, you can watch directory and ignore patterns:
forever --watch --watchDirectory ./path/to/dir --watchIgnore *.log ./start/file
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