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UITableView : viewForHeaderInSection: not called during reloadData:

... everything is correct and compiles correctly.. the issue I wanted to understand is around the timing of when the method is called .. tableView:viewForHeaderInSection is called when the table is just about to be displayed and not as part of the synch e...
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Profiling Vim startup time

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Python Flask, how to set content type

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Jelly Bean DatePickerDialog — is there a way to cancel?

...I should edit the other question and paste this content there, but I'm not comfortable changing someone else's question too much. --- ...
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How to index into a dictionary?

...' object does not support indexing". See this S.O. question: stackoverflow.com/questions/17431638/… – stifin Mar 5 '15 at 16:43 2 ...
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How to refresh app upon shaking the device?

...is no movement, and, lets say >2 if the device is shaked. Based on the comments - to test this: if (mAccel > 12) { Toast toast = Toast.makeText(getApplicationContext(), "Device has shaken.", Toast.LENGTH_LONG); toast.show(); } Notes: The accelometer should be deactivated onPause a...
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Android “Only the original thread that created a view hierarchy can touch its views.”

... One brief comment on this. I had a separate thread that was trying to modify the UI, and the above code worked, but I had call runOnUiThread from the Activity object. I had to do something like myActivityObject.runOnUiThread(etc) ...
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What is the difference between concurrency and parallelism?

... Concurrency is when two or more tasks can start, run, and complete in overlapping time periods. It doesn't necessarily mean they'll ever both be running at the same instant. For example, multitasking on a single-core machine. Parallelism is when tasks literally run at the same ti...
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Real-world examples of recursion [closed]

...ly( Type A) , Except for one in 5 people ( We'll call these type B ) who become permanently infected with it and shows no symptoms and merely acts a spreader. This creates quite annoying waves of havoc when ever type B infects a multitude of type A. Your task is to track down all the type Bs and ...
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How do I group Windows Form radio buttons?

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