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INSERT … ON DUPLICATE KEY (do nothing)
...).
If you don't care about errors (conversion errors, foreign key errors) and autoincrement field exhaustion (it's incremented even if the row is not inserted due to duplicate key), then use INSERT IGNORE.
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How to drop into REPL (Read, Eval, Print, Loop) from Python code
...trary point in its execution, even if the script was launched from the command line?
6 Answers
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Creating an official github mirror
...ganization. GitHub then configures an existing repository as such a mirror and pulls from it in an interval that is a function of the number of overall mirrors they have.
EDIT: as Stuart points out, GitHub no longer accepts requests for mirroring arbitrary repositories. The only remaining option i...
how to restart only certain processes using supervisorctl?
...rvisord supports process groups. You can group processes into named groups and manage them collectively.
[unix_http_server]
file=%(here)s/supervisor.sock
[supervisord]
logfile=supervisord.log
pidfile=supervisord.pid
[program:cat1]
command=cat
[program:cat2]
command=cat
[program:cat3]
command=ca...
REST API Authentication
...eraction with from any platform (Web App, Mobile App). What I'm not understanding is that when using the REST API, how do we authenticate the user.
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How do I create a SHA1 hash in ruby?
... There's also Digest::SHA1.base64digest 'foo'
– andrewrk
Jan 14 '12 at 1:31
14
FYI: Digest i...
e.printStackTrace equivalent in python
...ntStackTrace() that exactly traces the exception to what line it occurred and prints the entire trace of it.
4 Answers
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How do I explicitly instantiate a template function?
...T] There seems to be (a lot) of confusion regarding explicit instantiation and specialization.
The code I posted above deals with explicit instantiation. The syntax for specialization is different.
Here is syntax for specialization:
template <typename T> void func(T param) {} // definition
t...
Best way to create a simple python web service [closed]
... started as a simple collection of various utilities for WSGI applications and has become one of the most advanced WSGI utility modules. It includes a powerful debugger, full featured request and response objects, HTTP utilities to handle entity tags, cache control headers, HTTP dates, cookie handli...
What is the purpose of the '@' symbol in CSS?
I just stumbled across this question and I noticed the user is using some notation I've never seen before:
5 Answers
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