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Changing Locale within the app itself
My users can change the Locale within the app (they may want to keep their phone settings in English but read the content of my app in French, Dutch or any other language ...)
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Difference between Hive internal tables and external tables?
Can anyone tell me the difference between Hive's external table and internal tables.
I know the difference comes when dropping the table. I don't understand what you mean by the data and metadata is deleted in internal and only metadata is deleted in external tables.
Can anyone explain me in terms o...
Does a javascript if statement with multiple conditions test all of them?
In javascript, when using an if statement with multiple conditions to test for, does javascript test them all regardless, or will it bail before testing them all if it's already false?
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Hashset vs Treeset
I've always loved trees, that nice O(n*log(n)) and the tidiness of them. However, every software engineer I've ever known has asked me pointedly why I would use a TreeSet . From a CS background, I don't think it matters all that much which you use, and I don't care to mess around with hash functi...
What is std::promise?
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In the words of [futures.state] a std::future is an asynchronous return object ("an object that reads results from a shared state") and a std::promise is an asynchronous provider ("an object that provides a result to a shared...
Round a double to 2 decimal places [duplicate]
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Here's an utility that rounds (instead of truncating) a double to specified number of decimal places.
For example:
round(200.3456, 2); // returns 200.35
Original version; watch out with this
public static double round(double value, int places) {
i...
In C#, what happens when you call an extension method on a null object?
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That will work fine (no exception). Extension methods don't use virtual calls (i.e. it uses the "call" il instruction, not "callvirt") so there is no null check unless you write it yourself in the extension method. This is actually useful in...
Do we need semicolon at the end? [duplicate]
I missed semicolons in some of the places in my JavaScript, but its not throwing error in any of the browsers. Is the ; at the end needed?
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momentJS date string add 5 days
i have a start date string "20.03.2014" and i want to add 5 days to this with moment.js but i don't get the new date "25.03.2014" in the alert window.
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Is it a bad practice to use an if-statement without curly braces? [closed]
... back and add a second statement to the if or else clauses without remembering to add the curly braces, your code will break in unexpected and amusing ways.
Maintainability-wise, it's always smarter to use the second form.
EDIT: Ned points this out in the comments, but it's worth linking to here, ...