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UITableView load more when scrolling to bottom like Facebook application

...'re at in the cellForRowAtIndexPath: method. This method is easy to understand and to implement : - (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath { // Classic start method static NSString *cellIdentifier = @"MyCell"; MyCell *cell = ...
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Difference between -pthread and -lpthread while compiling

What is the difference between gcc -pthread and gcc -lpthread which is used while compiling multithreaded programs? 3 A...
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How to impose maxlength on textArea in HTML using JavaScript

...acter inserted. It's easy to figure out with some debug code on the client and server sides. – Pointy Apr 30 '10 at 20:35 7 ...
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Why is creating a Thread said to be expensive?

...a fair bit of work involved: A large block of memory has to be allocated and initialized for the thread stack. System calls need to be made to create / register the native thread with the host OS. Descriptors need to be created, initialized and added to JVM-internal data structures. It is also e...
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What does gcc's ffast-math actually do?

I understand gcc's --ffast-math flag can greatly increase speed for float ops, and goes outside of IEEE standards, but I can't seem to find information on what is really happening when it's on. Can anyone please explain some of the details and maybe give a clear example of how something would chan...
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What are the differences between poll and select?

I am referring to the POSIX standard select and poll system C API calls. 3 Answers ...
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Difference between int32, int, int32_t, int8 and int8_t

... in a C program recently. I know that it stores 32 bits, but don't int and int32 do the same? 3 Answers ...
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What does [:] mean?

I'm analyzing some Python code and I don't know what 6 Answers 6 ...
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How do I select a merge strategy for a git rebase?

...xtra options that are understood by the chosen merge strategy. NB: "Ours" and "theirs" mean the opposite of what they do during a straight merge. In other words, "theirs" favors the commits on the current branch. share ...
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In HTML5, is the localStorage object isolated per page/domain?

... It's per domain and port (the same segregation rules as the same origin policy), to make it per-page you'd have to use a key based on the location, or some other approach. You don't need a prefix, use one if you need it though. Also, yes,...