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Copy a file in a sane, safe and efficient way
...Y-ALGORITHM-C++-WAY" does not suffer this, as the streambuf_iterator class bypasses the stream layer.)
I prefer the "COPY-ALGORITHM-C++-WAY", but without constructing an fstream, just create bare std::filebuf instances when no actual formatting is needed.
For raw performance, you can't beat POSIX ...
Find out which remote branch a local branch is tracking
...n't have to parse the git config output. If you invoke git config followed by the name of a variable, it will just print the value of that variable, no parsing required. With that in mind, here are some commands to get info about your current branch's tracking setup:
LOCAL_BRANCH=`git name-rev --na...
Creating a comma separated list from IList or IEnumerable
...
Comparing by performance the winner is "Loop it, sb.Append it, and do back step".
Actually "enumerable and manual move next" is the same good (consider stddev).
BenchmarkDotNet=v0.10.5, OS=Windows 10.0.14393
Processor=Intel Core i5-25...
Pure JavaScript Send POST Data Without a Form
...e', 'application/json');
xhr.send(JSON.stringify({
value: value
}));
By the way, for get request:
var xhr = new XMLHttpRequest();
// we defined the xhr
xhr.onreadystatechange = function () {
if (this.readyState != 4) return;
if (this.status == 200) {
var data = JSON.parse(th...
Inserting a text where cursor is using Javascript/jquery
...function insertAtCaret(areaId, text) {
var txtarea = document.getElementById(areaId);
if (!txtarea) {
return;
}
var scrollPos = txtarea.scrollTop;
var strPos = 0;
var br = ((txtarea.selectionStart || txtarea.selectionStart == '0') ?
"ff" : (document.selection ? "ie" : f...
How to concatenate string variables in Bash
...ways do that because when substitution takes place, spaces will be ignored by the shell, but double quotes will always protect those spaces.
– Strawberry
Nov 16 '10 at 4:37
62
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Unicode character for “X” cancel / close?
...
Informative by pointing that Bootstrap uses this but it is a duplicated answer, it is the same as @Haza 's.
– Rui Marques
Nov 19 '13 at 16:03
...
Finding index of character in Swift String
...domAccessIndexType. Probably because they enable characters with different byte lengths. That's why we have to use string.characters.count (count or countElements in Swift 1.x) to get the number of characters. That also applies to positions. The _position is probably an index into the raw array of b...
Login failed for user 'DOMAIN\MACHINENAME$'
...My database connection is in Windows Authentication mode. So I resolved it by simply changing the Application Pools Identity from ApplicationPoolIdentity to my domain log in credentials DomainName\MyloginId
Step:
Click on Application Pools
Select Name of your application
Go to Advanced Setting
Ex...
How to map and remove nil values in Ruby
...
Ruby 2.7+
There is now!
Ruby 2.7 is introducing filter_map for this exact purpose. It's idiomatic and performant, and I'd expect it to become the norm very soon.
For example:
numbers = [1, 2, 5, 8, 10, 13]
enum.filter_map {...