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Save PL/pgSQL output from PostgreSQL to a CSV file
...is to do the file handling on the client side, i.e. in your application or script. The Postgres server doesn't need to know what file you're copying to, it just spits out the data and the client puts it somewhere.
The underlying syntax for this is the COPY TO STDOUT command, and graphical tools lik...
In Git, how can I write the current commit hash to a file in the same commit
... as soon as you modify any file.
However, there're three options:
Use a script to increment 'commit id' and include it somewhere. Ugly
.gitignore the file you're going to store the hash into. Not very handy
In pre-commit, store the previous commit hash :) You don't modify/insert commits in 99.99%...
How to overwrite the previous print to stdout in python?
....flush()
Without flushing, the result is printed only at the end out the script
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Various ways to remove local Git changes
...em from your file system. I've sporadically seen a use for this, e.g. when scripting deployment, and you want to clean your code before deploying, zipping or whatever.
Git clean will not touch files, that are already being tracked.
Checkout "dot"
git checkout .
I had actually never seen this no...
How do I make curl ignore the proxy?
...n a shell like bash, export http_proxy=''; before a command (or in a shell script) would temporarily change its value.
(See curl's manual for all the variables it looks at, under the ENVIRONMENT heading.)
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Getting command-line password input in Python
...ork, but how can one be careful of a "hacker" that will make a copy of the script and then comment out the line that requires user password?
– asf107
Feb 8 '12 at 22:06
136
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Early exit from function?
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@dbme: Functions in JavaScript always return. The return statement is implicit if it hasn't been provided. The default return value is undefined, and that's what my primary solution provides. The article you referenced is talking about doing return ...
What is a build tool?
...into a usable or
executable form.
Basically build automation is the act of scripting or automating a
wide variety of tasks that software developers do in their day-to-day
activities like:
Downloading dependencies.
Compiling source code into binary code.
Packaging that binary code.
Running tests.
De...
PHP Get name of current directory
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To get only the name of the directory where script executed:
//Path to script: /data/html/cars/index.php
echo basename(dirname(__FILE__)); //"cars"
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Why are Python's 'private' methods not actually private?
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@CamJackson Javascript is your example?? The only widely used language that has prototybe-based inheritance and a language that favors functional programming? I think JS is a lot harder to learn than most of the other languages, since it tak...