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initializer_list and move semantics
Am I allowed to move elements out of a std::initializer_list<T> ?
8 Answers
8
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Filtering a list of strings based on contents
Given the list ['a','ab','abc','bac'] , I want to compute a list with strings that have 'ab' in them. I.e. the result is ['ab','abc'] . How can this be done in Python?
...
include antiforgerytoken in ajax post ASP.NET MVC
... alert('Student Registered Succesfully!')
}
},
error: function (x,h,r) {
alert('Something went wrong')
}
})
};
Note: The content type should be 'application/x-www-form-urlencoded; charset=utf-8'
I have uploaded the project on Github; you can download and ...
string.charAt(x) or string[x]?
...s nothing (which can be confusing) and assigning to string.charAt(x) is an error (as expected):
var str = "Hello";
str[0] = 'Y';
console.log(str); //Still "Hello", the above assignment did nothing
str.charAt(0) = 'Y'; //Error, invalid left-hand side in assignment
The reason why assigning to...
How do C++ class members get initialized if I don't do it explicitly?
...e object's class does not have a default constructor, it will be a compile error if you do not explicitly initialize it.
For primitive types (pointers, ints, etc), they are not initialized -- they contain whatever arbitrary junk happened to be at that memory location previously.
For references (e....
JavaScript: Class.method vs. Class.prototype.method
...ampleClass();
someInstance.method('Called from instance');
// >> error! `someInstance.method is not a function`
With same code, if .prototype is added,
ExampleClass.prototype.method = function(customString){
console.log((customString !== undefined)?
...
Concat scripts in order with Gulp
... = require('gulp');
var concat = require('gulp-concat');
var handleErrors = require('../util/handleErrors');
var streamqueue = require('streamqueue');
gulp.task('scripts', function() {
return streamqueue({ objectMode: true },
gulp.src('./public/angular/config/*.js'),
gu...
Cmake vs make sample codes?
...tatlib.a
and libmydynlib.so which are both also built from source. Additionally, prog uses
the library libstuff.a in stuff/lib and its header in stuff/include. The
Makefile by default builds a release target, but offers also a debug target:
#Makefile
CC = gcc
CPP = g++
RANLIB = ar rcs
RELEASE =...
node.js global variables?
...allyExit: [Function],
chdir: [Function],
debug: [Function],
error: [Function],
cwd: [Function],
watchFile: [Function],
umask: [Function],
getuid: [Function],
unwatchFile: [Function],
mixin: [Function],
setuid: [Function],
setgid: [Function],
...
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....