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What kind of leaks does automatic reference counting in Objective-C not prevent or minimize?
...d iOS platforms, memory leaks are often caused by unreleased pointers. Traditionally, it has always been of utmost importance to check your allocs, copies and retains to make sure each has a corresponding release message.
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onCreateOptionsMenu inside Fragments
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edited Jun 29 '15 at 21:17
Michael
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Proper way to handle multiple forms on one page in Django
...for the two forms. Then you'll have two different view functions to deal with the two different forms.
Read the submit button values from the POST data. You can tell which submit button was clicked: How can I build multiple submit buttons django form?
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What is the difference between typeof and instanceof and when should one be used vs. the other?
...} instanceof Object; // true
typeof {}; // object
And the last one is a little bit tricky:
typeof null; // object
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What is a “callback” in C and how are they implemented?
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Here, the populate_array function takes a function pointer as its third parameter, and calls it to get the values to populate the array with. We've written the callback getNextRandomValue, which returns a random-ish value, and passed a pointer to it to populate_array. populate_array wil...
What should a Multipart HTTP request with multiple files look like? [duplicate]
I'm working on an iPhone app that makes a multipart HTTP request with multiple image files.
2 Answers
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Check a radio button with javascript
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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);
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Android - Package Name convention
...wide use of xml files while developing on android).
The reason for having it in reverse order is to do with the layout on the storage media. If you consider each period ('.') in the application name as a path separator, all applications from a publisher would sit together in the path hierarchy.
So,...
Should I declare Jackson's ObjectMapper as a static field?
...u referred is that you can't be modifying configuration of the mapper once it is shared; but you are not changing configuration so that is fine. If you did need to change configuration, you would do that from the static block and it would be fine as well.
EDIT: (2013/10)
With 2.0 and above, above ...
Django South - table already exists
I am trying to get started with South. I had an existing database and I added South ( syncdb , schemamigration --initial ).
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