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How do the likely/unlikely macros in the Linux kernel work and what is their benefit?

...dd $0x8,%rsp 34: c3 retq The instruction order in memory was unchanged: first the printf and then puts and the retq return. With __builtin_expect Now replace if (i) with: if (__builtin_expect(i, 0)) and we get: 0000000000000000 <main>: 0: 48 83 ...
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JavaScript function similar to Python range()

.... I did not add defensive checks for types etc., but I implemented reverse order of elements - it now works exactly the same as Python counterpart, when the last param is negative integer. – Tadeck Nov 25 '11 at 18:59 ...
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What are the use cases of Graph-based Databases (http://neo4j.org/)? [closed]

...hs). I've been playing around with neo4j, and my lookup times are several orders of magnitude faster when I need this kind of lookup. Second, to the point that graph databases are outdated. Um...no. Early on, as people were trying to figure out how to store and lookup data efficiently, they crea...
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Is there any difference between the `:key => “value”` and `key: “value”` hash notations?

... Both Perl and PHP use =>. I'd guess that Ruby, being heavily inspired by Perl, borrowed the syntax from Perl :) – Daniel Serodio Aug 7 '17 at 19:19 ...
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Automapper - how to map to constructor parameters instead of property setters

... Tried something similar Mapper.CreateMap<Order, OrderViewModel>().ConstructUsing(x => new OrderViewModel(this)); ... Get a "The call is ambiguos" compiler error – Chris Klepeis Mar 29 '12 at 17:49 ...
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Log exception with traceback

...her subclass Thread and wrap the run method in our own try except block in order to catch and log exceptions or monkey patch threading.Thread.run to run in your own try except block and log the exceptions. The first method of subclassing Thread seems to me to be less elegant in your code as you wou...
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Pass an array of integers to ASP.NET Web API?

...ther parameters, after. When feeding in the parameters in the request, the order is unimportant. – Sparked Apr 23 '16 at 13:47  |  show 3 more...
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Optional query string parameters in ASP.NET Web API

...blic int Skip { get; set; } public int Take { get; set; } } Update: In order to ensure the values are optional make sure to use reference types or nullables (ex. int?) for the models properties. share | ...
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How to find memory leak in a C++ code/project?

...in C++ to overload and/or redefine operator new and operator delete in order to intercept the memory allocation and deallocation calls, and thus debug a program for memory usage. It often involves defining a macro named DEBUG_NEW, and makes new become something like new(_FILE_, _LINE...
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Chrome DevTools Devices does not detect device when plugged in

...single ADB package it required https://forum.xda-developers.com/showthread.php?t=2317790) Use command prompt to run ADB, in cmd go to the install directory of the ADB tools and type: adb.exe (might need to start and stop ADB using adb kill-server and adb start-server) Connect phone and browse to abo...