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Rails 3 execute custom sql query without a model
I need to write a standalone ruby script that is supposed to deal with database. I used code given below in rails 3
5 Answe...
127 Return code from $?
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This also happens if a bash script does not have mode "+x" but does indeed exist.
– MatthewKremer
Mar 4 '14 at 20:48
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How to generate gcc debug symbol outside the build target?
...gnu-debuglink="${debugdir}/${debugfile}" "${tostripfile}"
I use the bash script below to separate the debug information into files with a .debug extension in a .debug directory. This way I can tar the libraries and executables in one tar file and the .debug directories in another. If I want to add...
Load different colorscheme when using vimdiff
... The pipes are substitues for newlines, similar to ; in shell scripts, so you can just add new 'lines': if &diff | colorscheme xyz | cmd2 | cmd3 | endif
– DataWraith
Jun 15 '10 at 14:17
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Get a list of all git commits, including the 'lost' ones
...se recent commits which have become headless.
I have this wrapped up in a script helper called ~/bin/git-reflog-gitk.
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MySQL Great Circle Distance (Haversine formula)
I've got a working PHP script that gets Longitude and Latitude values and then inputs them into a MySQL query. I'd like to make it solely MySQL. Here's my current PHP Code:
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How do you parse and process HTML/XML in PHP?
...vel 3, a platform- and language-neutral interface that allows programs and scripts to dynamically access and update the content, structure and style of documents.
DOM is capable of parsing and modifying real world (broken) HTML and it can do XPath queries. It is based on libxml.
It takes some tim...
What exactly does git's “rebase --preserve-merges” do (and why?)
...tion.
See commit 1644c73 for a small example:
rebase-helper --make-script: introduce a flag to rebase merges
The sequencer just learned new commands intended to recreate branch
structure (similar in spirit to --preserve-merges, but with a
substantially less-broken design).
Let'...
Why Maven uses JDK 1.6 but my java -version is 1.7
..., but I think the best way to handle JDK versions on MacOS is by using the script described at: http://www.jayway.com/2014/01/15/how-to-switch-jdk-version-on-mac-os-x-maverick/
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Simulating tremor (from e.g. Parkinson's Disease) with the mouse on a webpage?
...ink to my repo: https://github.com/aristocrates/pointer-lock-demo
The javascript code of importance is contained in app.js, in the canvasLoop(e) method.
The only thing I changed from the original demo was after the lines
x += movementX * 2;
y += movementY * 2;
I added two lines to represent ran...