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What is the difference between lock and Mutex?

...hine. bool firstInstance; Mutex mutex = new Mutex(false, @"Local\DASHBOARD_MAIN_APPLICATION", out firstInstance); if (!firstInstance) { //another copy of this application running } else { //run main application loop here. } // Refer to the mutex down here so garbage collection doesn't chu...
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Python timedelta in years

... year=from_date.year-years) Your question originally said you wanted to know how many years it's been since some date. Assuming you want an integer number of years, you can guess based on 365.25 days per year and then check using either of the yearsago functions defined a...
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How to get last items of a list in Python?

... a negative index will count from the end of the list, so: num_list[-9:] share | improve this answer | follow | ...
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Samples of Scala and Java code where Scala code looks simpler/has fewer lines?

I need some code samples (and I also really curious about them) of Scala and Java code which show that Scala code is more simple and concise then code written in Java (of course both samples should solve the same problem). ...
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How do I show a Save As dialog in WPF?

...alog dialog = new SaveFileDialog() { Filter = "Text Files(*.txt)|*.txt|All(*.*)|*" }; if (dialog.ShowDialog() == true) { File.WriteAllText(dialog.FileName, fileText); } share | improve th...
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How to ignore deprecation warnings in Python

... This doesn't work for me at all, still seeing deprecationwarnings. – user1244215 Oct 22 '13 at 0:43 9 ...
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Changing the background drawable of the searchview widget

...get to the right view within SearchView), but it's not bullet-proof. Especially if some manufacturer decides to reimplement internals of SearchView and element with above-mentioned id is not present - the code won't work. In SDK, the background for text field in SearchView is declared through nine-...
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IIS_IUSRS and IUSR permissions in IIS8

... In short - you do not need to edit any Windows user account privileges at all. Doing so only introduces risk. The process is entirely managed in IIS using inherited privileges. Applying Modify/Write Permissions to the Correct User Account Right-click the domain when it appears under the Sites ...
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What does `someObject.new` do in Java?

... And, as you can tell, this can be incredibly confusing. Ideally, inner classes should be implementation details of the outer class and not be exposed to the outside world. – Eric Jablow Mar 30 '13 at 23:45 ...
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How to read all files in a folder from Java?

How to read all the files in a folder through Java? 31 Answers 31 ...