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Plotting a list of (x, y) coordinates in python matplotlib
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x, y = zip(*li) is really elegant python code! i've been doing the more straight-forward two lines of code with a list compression on each line (like the original question)
– Trevor Boyd Smith
Aug 23 '18 at ...
How do I retrieve my MySQL username and password?
...bles option.
Start the MySQL console client with the -u root option.
List all the users;
SELECT * FROM mysql.user;
Reset password;
UPDATE mysql.user SET Password=PASSWORD('[password]') WHERE User='[username]';
But DO NOT FORGET to
Stop the MySQL process
Start the MySQL Process normally (i.e. wi...
svn cleanup: sqlite: database disk image is malformed
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this actually solved my problem. thank you very much.
– Erdogan Kurtur
Nov 5 '13 at 15:30
17
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What is the difference between Amazon SNS and Amazon SQS?
...u may not want an external service to make connections to your hosts (firewall may block all incoming connections to your host from outside). Your end point may just die because of heavy volume of messages. Email and SMS maybe not your choice of processing messages quickly. By coupling SNS with SQS,...
MySQL skip first 10 results
...irst row), use:
SELECT * FROM foo LIMIT 10, 50
For a solution to return all results, see Thomas' answer.
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RAW POST using cURL in PHP
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I cannot get this to work at all. I have a page that I am trying to post raw data to. That page records all raw data it receives into a database table. There are no new rows at all. Do you know if anything has changed here since '09?
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Array vs. Object efficiency in JavaScript
...an array, too:
var a3 = [];
a3[29938] = "a";
a3[32994] = "b";
It's basically an array with holes in it, because every array does have continous indexing. It's slower than arrays without holes. But iterating manually through the array is even slower (mostly).
This is an object:
var a3 = {};
a3[2...
git add only modified changes and ignore untracked files
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Ideally your .gitignore should prevent the untracked ( and ignored )files from being shown in status, added using git add etc. So I would ask you to correct your .gitignore
You can do git add -u so that it will stage the modifi...
How can I echo HTML in PHP?
I want to conditionally output HTML to generate a page, so what's the easiest way to echo multiline snippets of HTML in PHP 4+? Would I need to use a template framework like Smarty?
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How can I beautify JavaScript code using Command Line?
...y-web/js-beautify/blob/master/js/lib/beautify.js
Second, download and install The Mozilla group's Java based Javascript engine, Rhino. "Install" is a little bit misleading; Download the zip file, extract everything, place js.jar in your Java classpath (or Library/Java/Extensions on OS X). You ca...