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PostgreSQL database default location on Linux
... "PGDATA=/var/lib/pgsql/data" to whatever location you want in the initial script file /etc/init.d/postgresql.
Remember to chmod 700 and chown postgres:postgres to the new location and you're the boss.
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REST APIs: custom HTTP headers vs URL parameters
...aders have the following advantages:
Can be read easily by network tools/scripts (authentication, meta info, ...)
Keeps urls free from security stuff (safer, not in browser/proxy caches)
Keeps urls cleaner: allows for better caching of resources
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How can I get a list of all classes within current module in Python?
...e module is already available in globals. If you execute foo as main (as a script) the module is actually run twice because when you get to 'import foo' main will be in the global namespace but not foo. After 'import foo' both 'main' and 'foo' will be in the globals namespace.
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Removing double quotes from variables in batch file creates problems with CMD environment
...Batch Files\Remove Quotes.cmd"
Press any key to continue . . .
%0 is the Script Name and Path.
%1 is the first command line argument, and so on.
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Using OpenSSL what does “unable to write 'random state'” mean?
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If you are using a scripting language like PHP to call openssl as www-data, you can solve this by creating /var/www/.rnd and chowning it to www-data. (Assuming that /var/www is www-data's home folder, which it is on most systems. You can check ...
How do I squash two non-consecutive commits?
...what you want the new commit message to look like. I recommend this be a description of the changes in commit A and D:
new_commit_message_for_A_and_D
Type Esc then ZZ
git log --oneline -4
E new_commit_message_for_A_and_D
C commit_message_for_C
B commit_message_for_B
git show E
(You should se...
How to terminate a python subprocess launched with shell=True
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Very nice solution. If your cmd happens to be a shell script wrapper for something else, do call the final binary there with exec too in order to have only one subprocess.
– Nicolinux
Aug 4 '16 at 17:51
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Create zip file and ignore directory structure
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The result is the same, I agree. But in automated scripts that run in many different environments, you usually avoid global paths, because you have no idea what the global path will be. But from the cd path/to/parent/dir/ you can calculate number of double dots ../ easily.
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Copy folder recursively in node.js
... As an amazing bonus, one can use ncp in a cross platform npm run scripts.
– Ciantic
Mar 5 '16 at 9:56
I got ...
How are parameters sent in an HTTP POST request?
... can see this in the raw content of an HTTP Post, shown below:
POST /path/script.cgi HTTP/1.0
From: frog@jmarshall.com
User-Agent: HTTPTool/1.0
Content-Type: application/x-www-form-urlencoded
Content-Length: 32
home=Cosby&favorite+flavor=flies
You can see this using a tool like Fiddler, whic...