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“Submit is not a function” error in JavaScript
...your call will magically work.
When you name the button submit, you override the submit() function on the form.
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Multiple github accounts on the same computer?
...epositories using different personas, you need to make sure that your individual repositories have the user settings overridden accordingly:
Setting user name, email and GitHub token – Overriding settings for individual repos
https://help.github.com/articles/setting-your-commit-email-address-in-g...
Android Fragment lifecycle over orientation changes
... FragmentOne fragment = new FragmentOne();
fragmentTransaction.add(R.id.fragment_container, fragment);
fragmentTransaction.commit();
} else {
// do nothing - fragment is recreated automatically
}
Be warned though: problems will occur if you try and access Activity Views from ...
Check a radio button with javascript
...
Do not mix CSS/JQuery syntax (# for identifier) with native JS.
Native JS solution:
document.getElementById("_1234").checked = true;
JQuery solution:
$("#_1234").prop("checked", true);
...
Add a reference column migration in Rails 4
...b:migrate.
This migration will take care of adding a new column named user_id to uploads table (referencing id column in users table), PLUS it will also add an index on the new column.
UPDATE [For Rails 4.2]
Rails can’t be trusted to maintain referential integrity; relational databases come to o...
Fragment transaction animation: slide in and slide out
...
UPDATE For Android v19+ see this link via @Sandra
You can create your own animations. Place animation XML files in res > anim
enter_from_left.xml
<?xml version="1.0" encoding="utf-8"?>
<set xmlns:android="http://schemas.androi...
Find rows with multiple duplicate fields with Active Record, Rails & Postgres
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I'm trying the same method but trying to get the User.id as well, adding it to the select and group returns an empty array. How can I return the whole User model, or at least include the :id?
– Ashbury
Oct 27 '15 at 8:37
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How to pass an object from one activity to another on Android
...ass of your main custom class has implemented Serializable interface to avoid any serialization exceptions. For example:
class MainClass implements Serializable {
public MainClass() {}
public static class ChildClass implements Serializable {
public ChildClass() {}
}
}
...
Automatically resize jQuery UI dialog to the width of the content loaded by ajax
...'ve just wrote a tiny sample app using JQuery 1.4.1 and UI 1.8rc1. All I did was specify the constructor as:
var theDialog = $(".mydialog").dialog({
autoOpen: false,
resizable: false,
modal: true,
width:'auto'
});
I know you said that this makes it take up 100% wi...
How do I sort an NSMutableArray with custom objects in it?
...sortedArray = [drinkDetails sortedArrayUsingComparator:^NSComparisonResult(id a, id b) {
NSDate *first = [(Person*)a birthDate];
NSDate *second = [(Person*)b birthDate];
return [first compare:second];
}];
Performance
The -compare: and block-based methods will be quite a bit faster, in...