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Angular ng-if=“” with multiple arguments
...arify, be aware bracket placement is important!
These can be added to any HTML tags... span, div, table, p, tr, td etc.
AngularJS
ng-if="check1 && !check2" -- AND NOT
ng-if="check1 || check2" -- OR
ng-if="(check1 || check2) && check3" -- AND/OR - Make sure to use brackets
Angula...
Require returns an empty object
...ule object
For more info, here's the docs: http://nodejs.org/api/modules.html
If its possible to dynamically add that schema to one of those ActiveRecord objects, that's one way to solve this. This is actually kind of a tricky situation. In fact, even without the module system, this would cause p...
Using TortoiseSVN how do I merge changes from the trunk to a branch and vice versa?
...al here: http://tortoisesvn.net/docs/release/TortoiseSVN_en/tsvn-dug-merge.html#tsvn-dug-merge-reintegrate
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What does rake db:test:prepare actually do?
... and warns
you appropriately.
-- http://guides.rubyonrails.org/testing.html
Basically it handles cloning the database so you don't have to run the migrations against test to update the test database.
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Using “this” with class name
...ation states:
https://docs.oracle.com/javase/tutorial/java/javaOO/thiskey.html
Within an instance method or a constructor, this is a reference to the current object — the object whose method or constructor is being called. You can refer to any member of the current object from within an insta...
JavaScript hide/show element
...is in a CSS stylesheet, it seems. Thus, you'd either have to set it in the HTML or combine usage of display: none; etc.
– Andrew
Jul 11 '19 at 18:14
1
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How to check if a specific key is present in a hash or not?
... Apprently existed as early as Ruby 1.6: ruby-doc.com/docs/ProgrammingRuby/html/… (perhaps earlier, dunno where to check documented)
– Beni Cherniavsky-Paskin
Jun 28 '16 at 14:36
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Backbone.js fetch with parameters
... }
// For older servers, emulate JSON by encoding the request into an HTML-form.
if (Backbone.emulateJSON) {
params.contentType = 'application/x-www-form-urlencoded';
params.processData = true;
params.data = params.data ? {model : params.data} : {};
}
// Fo...
Run task only if host does not belong to a group
...re: https://docs.ansible.com/ansible/latest/user_guide/playbooks_variables.html#accessing-information-about-other-hosts-with-magic-variables :
group_names is a list (array) of all the groups the current host is in.
sha...
Reverse colormap in matplotlib
...s may break later... matplotlib.org/3.1.1/gallery/color/colormap_reference.html, but I'm sure anyone interested will be able to find this by search anyway.
– Jlanger
Apr 24 at 11:49
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