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Constructors vs Factory Methods [closed]

... Use a factory only when you need extra control with object creation, in a way that couldn't be done with constructors. Factories have the possibility of caching for example. Another way to use factories is in a scenario where you do not know the type you w...
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C++ Modules - why were they removed from C++0x? Will they be back later on?

... int add(int a, int b); } } void not_exported_function(char* foo); An important change of modules will be that macros and preprocessor definitions will be local to modules and will not be exported. Thus macros do not have any impact on imported modules: #define FILE "my/file" ...
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How do I clone a Django model instance object and save it to the database?

...harm. I thought about the model_to_dict solution below, but it requires an extra step and it would have the same issue with the through relations, which I have to deal manually anyway so it has no major impact for me. – Anderson Santos Aug 18 '16 at 14:18 ...
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adding and removing classes in angularJs using ng-click

... also. Might not be 100% linked with the question scope but still provides extra useful information: stackoverflow.com/questions/31047094/… – BiLaL Oct 17 '16 at 9:33 add a ...
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Get all directories within directory nodejs

....10.0+ We can use the new withFileTypes option of readdirSync to skip the extra lstatSync call: const { readdirSync } = require('fs') const getDirectories = source => readdirSync(source, { withFileTypes: true }) .filter(dirent => dirent.isDirectory()) .map(dirent => dirent.name...
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Signed versus Unsigned Integers

... He only asked about signed and unsigned. Don't know why people are adding extra stuff in this. Let me tell you the answer. Unsigned: It consists of only non-negative values i.e 0 to 255. Signed: It consist of both negative and positive values but in different formats like 0 to +127 -1 to -128 ...
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Print the contents of a DIV

...e Chrome). The printable area of page changes every time and contains some extra parts out of el. I think the print command is sent when the body is being restored. – Ali Sheikhpour Jan 1 '19 at 10:29 ...
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Tools for JPEG optimization? [closed]

...ly everything, the only drawback is it uses more CPU to decode (not enough extra to matter). – Ariel Jul 29 '12 at 6:07 1 ...
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How to check if a number is between two values?

... I prefer to put the variable on the inside to give an extra hint that the code is validating my variable is between a range values if (500 < size && size < 600) { doStuff(); } share ...
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How to solve “Could not establish trust relationship for the SSL/TLS secure channel with authority”

... A little extra explanation can be found here : blog.effectivemessaging.com/2015_09_01_archive.html – granadaCoder Oct 21 '16 at 13:18 ...