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Using @property versus getters and setters
... to memorize, which is significantly less useful. Axioms could be used for extrapolation, and help you approach problems no one has seen yet. It's a shame that the property feature threatens to render the idea of Pythonic axioms nearly worthless. So all we're left with is a checklist.
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Force to open “Save As…” popup open at text link click for PDF in HTML
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If you give a string in the download attribute, it will be used as file name. I'm using it in userscripts all the time.
– weaknespase
Apr 9 '18 at 6:36
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Set default CRAN mirror permanent in R
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I added extra information, as it wasn't worth an extra answer and a bit too much for a comment.
– Joris Meys
Dec 12 '11 at 15:04
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How can I store my users' passwords safely?
...<?php
use Netsilik/Lib/PepperedPasswords;
// Some long, random, binary string, encoded as hexadecimal; stored in your configuration (NOT in your Database, as that would defeat the entire purpose of the pepper).
$config['pepper'] = hex2bin('012345679ABCDEF012345679ABCDEF012345679ABCDEF012345679AB...
Among $_REQUEST, $_GET and $_POST which one is the fastest?
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$_GET retrieves variables from the querystring, or your URL.>
$_POST retrieves variables from a POST method, such as (generally) forms.
$_REQUEST is a merging of $_GET and $_POST where $_POST overrides $_GET. Good to use $_REQUEST on self refrential forms for va...
How to debug Lock wait timeout exceeded on MySQL?
...ySQL thread id 276558, OS thread handle 0x7f93762e7710, query id 59264109 [ip] [database] cleaning up
Trx read view will not see trx with id >= 2744943821, sees < 2744943821
(unsure if the "Trx read view" message is related to the frozen lock, but unlike the other active transactions, this o...
Should I use Vagrant or Docker for creating an isolated environment? [closed]
... what you want.
Vagrant is a virtual machine manager. It allows you to script the virtual machine configuration as well as the provisioning. However, it is still a virtual machine depending on VirtualBox (or others) with a huge overhead. It requires you to have a hard drive file that can be huge, i...
How to find a table having a specific column in postgresql
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Wildcard Support
Find the table schema and table name that contains the string you want to find.
select t.table_schema,
t.table_name
from information_schema.tables t
inner join information_schema.columns c on c.table_name = t.table_name
and c.table_schema =...
Can you give a Django app a verbose name for use throughout the admin?
... the sense that it only effects what's shown to the user. It's the literal string used to name the table in the database, which requires a schema migration if you're changing an existing model.
– Cerin
Apr 11 '12 at 16:14
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Are single quotes allowed in HTML?
...uotes in PHP so that I can interpolate variables rather than concatenating strings. As a result, when I am generating HTML I often use single quotes for setting tag fields. For example:
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