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Why all the Active Record hate? [closed]
...> :company )
This generates SQL with LEFT JOIN companies on companies.id = person.company_id, and automatically generates associated Company objects so you can do people.first.company and it doesn't need to hit the database because the data is already present.
@pix0r
The inherent probl...
Is there a builtin identity function in python?
...is none, a feature was asked in issue 1673203 And from Raymond Hettinger said there won't be:
Better to let people write their own trivial pass-throughs
and think about the signature and time costs.
So a better way to do it is actually (a lambda avoids naming the function):
_ = lambda *args...
How to perform Callbacks in Objective-C
...egate implementation;
Header File:
@interface MyClass : NSObject {
id delegate;
}
- (void)setDelegate:(id)delegate;
- (void)doSomething;
@end
@interface NSObject(MyDelegateMethods)
- (void)myClassWillDoSomething:(MyClass *)myClass;
- (void)myClassDidDoSomething:(MyClass *)myClass;
@end
...
Calendar.getInstance(TimeZone.getTimeZone(“UTC”)) is not returning UTC time
... print the Date in the desired timezone.
EDIT: Courtesy of @Laurynas, consider this:
TimeZone timeZone = TimeZone.getTimeZone("UTC");
Calendar calendar = Calendar.getInstance(timeZone);
SimpleDateFormat simpleDateFormat =
new SimpleDateFormat("EE MMM dd HH:mm:ss zzz yyyy", Locale.US);
simp...
Clear form fields with jQuery
... there will be more type of inputs other than type=password (like SammyK said) in HTML5: type=url, type=digits, type=email, etc http://www.w3.org/TR/html5/forms.html#states-of-the-type-attribute
– Gabriel
Sep 12 '13 at 22:56
...
How can I get browser to prompt to save password?
...page, unfortunately, my solution doesn't work.) Then, we can use
<form id='loginForm' action='signedIn.xxx' method='post'>
<input type='text' name='username'>
<input type='password' name='password'>
<button id='loginButton' type='button'>Login</button>
<...
How to change color of SVG image using CSS (jQuery SVG image replacement)?
...bed an SVG graphic. I used Adobe Illustrator to make the graphic.
<img id="facebook-logo" class="svg social-link" src="/images/logo-facebook.svg"/>
This is just like how you'd embed a normal image. Note that you need to set the IMG to have a class of svg. The 'social-link' class is just for...
Remove ALL white spaces from text
This is a snippet from my code. I want to add a class to an ID after getting another ID's text property. The problem with this, is the ID holding the text I need, contains gaps between the letters.
...
Capturing URL parameters in request.GET
...ts.get(username=username)
message = request.GET.get('message')
As a side note, you'll find the request method (in this case "GET", and for submitted forms usually "POST") in request.method. In some cases it's useful to check that it matches what you're expecting.
Update: When deciding whether...
how to implement a long click listener on a listview
...tOnItemLongClickListener(new OnItemLongClickListener() {
@Override
public boolean onItemLongClick(AdapterView<?> arg0, View arg1,
int pos, long id) {
// TODO Auto-generated method stub
Log.v("long clicked","pos: " + p...