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“Insufficient Storage Available” even there is lot of free space in device memory

The total space of my app is 10 MB, and after installation it will take less than 20 MB. In Galaxy Note I , while updating my app, it's saying "Insufficient Storage Available", where there is 214 MB of free space in device memory (internal). It happens even trying to download a new app. ...
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Undefined, unspecified and implementation-defined behavior

... coming from other languages (other languages try to hide it better). Basically, it is possible to write C++ programs that do not behave in a predictable way, even though many C++ compilers will not report any errors in the program! Let's look at a classic example: #include <iostream> int ma...
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What's the best UI for entering date of birth? [closed]

...ry fast. For a not so advanced user I suggest using a datepicker. Since usually you also have advanced and non-advanced users I suggest a combination of text input and datepicker. share | improve th...
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HTML select form with option to enter custom value

...e input, with a value of the id of the datalist. Update: As of March 2019 all major browsers (now including Safari 12.1 and iOS Safari 12.3) support datalist to the level needed for this functionality. See caniuse for detailed browser support. It looks like this: <input type="text" list="c...
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Automatically plot different colored lines

...t several kernel density estimations on the same graph, and I want them to all be different colors. I have a kludged solution using a string 'rgbcmyk' and stepping through it for each separate plot, but I start having duplicates after 7 iterations. Is there an easier/more efficient way to do this,...
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Find all records which have a count of an association greater than zero

...unt > ?', 1) Inflection rule for vacancy may need to be specified manually? share | improve this answer | follow | ...
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How do you implement a “Did you mean”? [duplicate]

... Actually what Google does is very much non-trivial and also at first counter-intuitive. They don't do anything like check against a dictionary, but rather they make use of statistics to identify "similar" queries that returned mo...
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django models selecting single field

I have a table/models called Employees and I would like to get all rows of a single field as a queryset. 5 Answers ...
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Replace all non-alphanumeric characters in a string

... If you handle unicode a lot, you may also need to keep all non-ASCII unicode symbols: re.sub("[\x00-\x2F\x3A-\x40\x5B-\x60\x7B-\x7F]+", " ", ":%# unicode ΣΘΙП@./\n") – zhazha Jul 13 '16 at 7:43 ...
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What's the difference between lists and tuples?

.... A list on the other hand could be used to store multiple locations. Naturally one might want to add or remove locations from the list, so it makes sense that lists are mutable. On the other hand it doesn't make sense to add or remove items from an existing location - hence tuples are immutable. T...