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notifyDataSetChange not working from custom adapter
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it's about a BaseAdapter and this adapter does not know to which data it is binded... so if I have an custom object and use custom functions of this object (like custObject.getCount() and custObject.getChildAt(int i) for example), and I want to excha...
Applications are expected to have a root view controller at the end of application launch
... Another option is to make sure the app delegate class is imported in main and use NSStringFromClass. That's how Xcode now creates the main.m file. For example: #import "AppDelegate.h and then int retVal = UIApplicationMain(argc, argv, nil, NSStringFromClass([AppDelegate class]));
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How do I vertically align text in a div?
...the most effective way to align text with a div. I have tried a few things and none seem to work.
30 Answers
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Advantages of Binary Search Trees over Hash Tables
...ast two additional pointers per element (three if using a parent pointer), and array-based BST's can waste a lot of memory for unfilled portions of the tree.
– Solaraeus
Jul 11 '12 at 22:28
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Dump a NumPy array into a csv file
...there a way to dump a NumPy array into a CSV file? I have a 2D NumPy array and need to dump it in human-readable format.
11...
Choosing Java vs Python on Google App Engine
...ort is less mature. However, Java seems to have a longer list of libraries and especially support for Java bytecode regardless of the languages used to write that code. Which language will give better performance and more power? Please advise. Thank you!
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In Postgresql, force unique on combination of two columns
...l1, col2)
)
autoincrement is not postgresql. You want a serial.
If col1 and col2 make a unique and can't be null then they make a good primary key:
CREATE TABLE someTable (
col1 int NOT NULL,
col2 int NOT NULL,
primary key (col1, col2)
)
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How to extract text from a PDF? [closed]
Can anyone recommend a library/API for extracting the text and images from a PDF?
We need to be able to get at text that is contained in pre-known regions of the document, so the API will need to give us positional information of each element on the page.
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Is std::unique_ptr required to know the full definition of T?
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Adopted from here.
Most templates in the C++ standard library require that they be instantiated with complete types. However shared_ptr and unique_ptr are partial exceptions. Some, but not all of their members can be instantiated with incomplete types. The motivation for ...
Should I add the Visual Studio .suo and .user files to source control?
...s 'changed'.
I don't include either, I'm in a project using VS for 2 years and had no problems doing that. The only minor annoyance is that the debug parameters (execution path, deployment target, etc.) are stored in one of those files (don't know which), so if you have a standard for them you won't...