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Using current time in UTC as default value in PostgreSQL

... I can see a funciton like now_utc() really shines when writing queries – misaxi Nov 1 '15 at 7:04 ...
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Why do 64-bit DLLs go to System32 and 32-bit DLLs to SysWoW64 on 64-bit Windows?

...ve it. SysWoW64 wasn't intended for the dlls of 64-bit systems, it's actually something like "Windows on Windows64", meaning the bits you need to run 32bit apps on a 64bit windows. This article explains a bit: "Windows x64 has a directory System32 that contains 64-bit DLLs (sic!). Thus native p...
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mmap() vs. reading blocks

I'm working on a program that will be processing files that could potentially be 100GB or more in size. The files contain sets of variable length records. I've got a first implementation up and running and am now looking towards improving performance, particularly at doing I/O more efficiently since...
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How can I efficiently download a large file using Go?

... Go that will store the content directly into a file instead of storing it all in memory before writing it to a file? Because the file is so big, storing it all in memory before writing it to a file is going to use up all the memory. ...
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Implications of foldr vs. foldl (or foldl')

... @Desty because it produces new part of its overall result on each step -- unlike foldl, which collects its overall result and produces it only after all the work is finished and there are no more steps to perform. So e.g. foldl (flip (:)) [] [1..3] == [3,2,1], so scanl (f...
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The new keyword “auto”; When should it be used to declare a variable type? [duplicate]

... v.end(); ++it) //v is some [std] container { //.. } Or, more generally, //good : auto increases readability here for(auto it = std::begin(v); it != std::end(v); ++it)//v could be array as well { //.. } But when the type is not very well-known and infrequently used , then I think ...
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Troubleshooting “Illegal mix of collations” error in mysql

... This is generally caused by comparing two strings of incompatible collation or by attempting to select data of different collation into a combined column. The clause COLLATE allows you to specify the collation used in the query. For exa...
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How to unit test abstract classes: extend with stubs?

... Write a Mock object and use them just for testing. They usually are very very very minimal (inherit from the abstract class) and not more.Then, in your Unit Test you can call the abstract method you want to test. You should test abstract class that contain some logic like all other ...
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MsDeploy is returning 403 forbidden

...vice from a remote machine. (If the correct ports and stuff are opened and all that jazz.) I think this helps your situation. At least you won't get 403's but you may have some other MsDeploy error. share | ...
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angular.element vs document.getElementById or jQuery selector with spin (busy) control

... '#some-id' ) ); You wrap the Document.querySelector() native Javascript call into the angular.element() call. So you always get the element in a jqLite or jQuery object, depending whether or not jQuery is available/loaded. Official documentation for angular.element: If jQuery is available, angula...