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node and Error: EMFILE, too many open files
...or you just want to understand where the leak is coming from. Follow this process.
(e.g. graceful-fs isn't gonna fix your wagon if your issue is with sockets.)
From My Blog Article: http://www.blakerobertson.com/devlog/2014/1/11/how-to-determine-whats-causing-error-connect-emfile-nodejs.html
How To...
Pushing to Git returning Error Code 403 fatal: HTTP request failed
I was able to clone a copy of this repo over HTTPS authenticated. I've made some commits and want to push back out to the GitHub server. Using Cygwin on Windows 7 x64.
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Archiving project in Xcode incorrectly creates multi-application bundle
...to the finder and taking a look what's outside the .app bundle.
Edit: see https://github.com/RestKit/RestKit/wiki/Xcode-4-Archiving-Issue:--'Does-not-contain-a-single-bundle'
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How do you run a crontab in Cygwin on Windows?
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You need to also install cygrunsrv so you can set cron up as a windows service, then run cron-config.
If you want the cron jobs to send email of any output you'll also need to install either exim or ssmtp (before running cron-config.)
See /usr/share/doc/Cygwin/cron-*.README for ...
Painless way to install a new version of R?
Andrew Gelman recently lamented the lack of an easy upgrade process for R (probably more relevant on Windows than Linux). Does anyone have a good trick for doing the upgrade, from installing the software to copying all the settings/packages over?
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SQL Server dynamic PIVOT query?
I've been tasked with coming up with a means of translating the following data:
7 Answers
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C pointer to array/array of pointers disambiguation
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int* arr[8]; // An array of int pointers.
int (*arr)[8]; // A pointer to an array of integers
The third one is same as the first.
The general rule is operator precedence. It can get even much more complex as function pointers come into the picture.
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Make git automatically remove trailing whitespace before committing
... the tree is dirty
#
# The 'rebase --whitespace=fix' trick is from here:
# https://stackoverflow.com/a/19156679/470844
fixws = !"\
if (! git diff-files --quiet .) && \
(! git diff-index --quiet --cached HEAD) ; then \
git commit -m FIXWS_SAVE_INDEX && \
git stash save ...
Memory address of variables in Java
Please take a look at the picture below.
When we create an object in java with the new keyword, we are getting a memory address from the OS.
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HTML/CSS: Making two floating divs the same height
I have a little peculiar problem that I currently solve using a table , see below. Basically, I want to have two divs take up 100% of the available width, but only take up as much vertical space as needed (which isn't really that obvious from the picture). The two should at all times have the exa...