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Maintain aspect ratio of div but fill screen width and height in CSS?
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To avoid using extra markup here you can add an element using ::before or ::after and give that element a height of 0 and a padding-bottom relative to the objects width and 0 width of its own. That will have the same effect but with less ma...
Overlaying histograms with ggplot2 in R
...e nicely with more complicated plots, such as mixed calls to aes() and aes_string().
– rensa
Apr 4 '16 at 3:41
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ASP.NET MVC Razor pass model to layout
What I see is a string Layout property. But how can I pass a model to layout explicitly?
11 Answers
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Git Push Error: insufficient permission for adding an object to repository database
... chown -R "${USER:-$(id -un)}" .
type the command exactly as it is (with extra spaces and one dot at the end)
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Django - How to rename a model field using South?
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Django 1.7 introduced Migrations so now you don't even need to install extra package to manage your migrations.
To rename your model you need to create empty migration first:
$ manage.py makemigrations <app_name> --empty
Then you need to edit your migration's code like this:
from djan...
Activity has leaked window that was originally added
...ct to the scene (shouldn't have happened but it did) but it didn't give an extra exception for it and the whole thing was masked by the "leaked window" exception instead.
– Neph
Sep 10 '18 at 12:47
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“’” showing on page instead of “ ' ”
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This sometimes happens when a string is converted from Windows-1252 to UTF-8 twice.
We had this in a Zend/PHP/MySQL application where characters like that were appearing in the database, probably due to the MySQL connection not specifying the correct cha...
How to implement a rule engine?
... all operators before compiling the rules:
var nameMap = new Dictionary<string, string> {
{ "greater_than", "GreaterThan" },
{ "hasAtLeastOne", "Contains" }
};
The code uses the type User for simplicity. You can replace User with a generic type T to have a generic Rule compiler for an...
Vim: Creating parent directories on save
...feedback. I don't want to solve problems I don't have. I never use special chars (i.e. spaces) on my folders, so %:p:h does just fine for me. I never source vimrc (I kill and reopen vim instead) and I don't even know what pseudofiles are. redraw! doesn't seem to do anything at all to me. But I like ...
When to add what indexes in a table in Rails
...add:
add_index :photos, [:created_at, :version]
Note:
An index takes up extra space on the disk and makes it slower to create and update each record, because it has to rebuild each index.
Credit:
https://tomafro.net/2009/08/using-indexes-in-rails-choosing-additional-indexes, rails - created_at ...