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Java Date vs Calendar

.... Use SimpleDateFormat together with TimeZone and Date to generate display Strings. If you're feeling adventurous use Joda-Time, although it is unnecessarily complicated IMHO and is soon to be superceded by the JSR-310 date API in any event. I have answered before that it is not difficult to roll yo...
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How to use range-based for() loop with std::map?

...t;< std::endl; } if you don't plan on modifying the values. In C++11 and C++14, you can use enhanced for loops to extract out each pair on its own, then manually extract the keys and values: for (const auto& kv : myMap) { std::cout << kv.first << " has value " << kv....
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What is the use of Enumerable.Zip extension method in Linq?

...ts of two sequences using a specified selector function. var letters= new string[] { "A", "B", "C", "D", "E" }; var numbers= new int[] { 1, 2, 3 }; var q = letters.Zip(numbers, (l, n) => l + n.ToString()); foreach (var s in q) Console.WriteLine(s); Ouput A1 B2 C3 ...
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How to get a password from a shell script without echoing

... the standard input and split it into fields. ... -p prompt output the string PROMPT without a trailing newline before attempting to read ... -s do not echo input coming from a terminal sh...
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dismissModalViewControllerAnimated deprecated

... The word modal has been removed; As it has been for the presenting API call: [self presentViewController:vc animated:NO completion:nil]; The reasons were discussed in the 2012 WWDC Session 236 - The Evolution of View Controllers on iOS Video. Essentially, view controllers presented by this API...
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How do I raise a Response Forbidden in django

... edited Jul 3 '19 at 14:22 andyhasit 9,16844 gold badges3535 silver badges4141 bronze badges answered Dec 2 '11 at 23:32 ...
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Windows service on Local Computer started and then stopped error

... use the following in the OnStart method: protected override void OnStart(string[] args) { System.Diagnostics.Debugger.Launch(); ... } than you could attach your visual studio to the process and have better debug abilities. hope this was helpful, good luck ...
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What is the worst real-world macros/pre-processor abuse you've ever come across?

...t;< s << std::endl;}}; struct S{F out;}; public static void main(String[] args) { System.out.println("Hello World!"); } Challenge: Can anyone do it with fewer defines and structs? ;-) share ...
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How to fetch FetchType.LAZY associations with JPA and Hibernate in a Spring Controller

... IEmployeeRepository extends PagingAndSortingRepository<EmployeeEntity, String> { @EntityGraph(value = "employeeAuthorities", type = EntityGraphType.LOAD) EmployeeEntity getByUsername(String userName); } ...
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One DbContext per web request… why?

...the DbContext caches data, it gets stale pretty soon. This will get you in all sorts of trouble when multiple users/applications work on that database simultaneously (which is very common of course). But I expect you already know that and just want to know why not to just inject a new instance (i.e....