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Always pass weak reference of self into block in ARC?
... NSUInteger idx, BOOL *stop) {
[self doSomethingWithObj:obj];
}];
Now, your object (self) has an explicit strong reference to the block. And the block has an implicit strong reference to self. That's a cycle, and now neither object will be deallocated properly.
Because, in a situation like...
When should I use jQuery deferred's “then” method and when should I use the “pipe” method?
...lter the status and values of a deferred through a function, replacing the now-deprecated deferred.pipe() method.
The examples below might still be helpful to some.
They serve different purposes:
.then() is to be used whenever you want to work with the result of the process, i.e. as the documenta...
How to disable / enable dialog negative positive buttons?
...OR you can use here setOnShowListener to disable button at first time.
// Now set the textchange listener for edittext
input.addTextChangedListener(new TextWatcher() {
@Override
public void onTextChanged(CharSequence s, int start, int before,
int count) {
}
@Override
...
How to work around the lack of transactions in MongoDB?
I know there are similar questions here but they are either telling me to switch back to regular RDBMS systems if I need transactions or use atomic operations or two-phase commit . The second solution seems the best choice. The third I don't wish to follow because it seems that many things coul...
How to check whether a script is running under Node.js?
...re and B: The modules exports things via properties on the exports object. Now how that is implement is left to the underlying system. Node.js wraps the module's content in an anonymous function:
function (exports, require, module, __filename, __dirname) {
See: https://github.com/ry/node/blob/ma...
No resource found - Theme.AppCompat.Light.DarkActionBar
I used ActionBar Style Generator, and now trying to use into my app, but getting :
17 Answers
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How do I change Bootstrap 3 column order on mobile layout?
... I have been wondering what the push and pull classes are good for - now I know. Thanks.
– cdonner
May 25 '14 at 17:21
29
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Why can't I define a static method in a Java interface?
EDIT: As of Java 8, static methods are now allowed in interfaces.
24 Answers
24
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How to select the first element in the dropdown using jquery?
I want to know how to select the first option in all select tags on my page using jquery.
9 Answers
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Microsoft CDN for jQuery or Google CDN? [closed]
... What other factors could play a role in which cdn you decide to use? I know that Microsoft, Yahoo, and Google all have CDN's now.
...