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Array initialization syntax when not in a declaration
...answered Mar 25 '16 at 4:04
user123user123
7344 bronze badges
add a co...
Map vs Object in JavaScript
...d Symbol keys where as Maps support more or less any key type.
If I do obj[123] = true and then Object.keys(obj) then I will get ["123"] rather than [123]. A Map would preserve the type of the key and return [123] which is great. Maps also allow you to use Objects as keys. Traditionally to do this y...
How to convert/parse from String to char in java?
...
But that will turn "123" into '1', is that what you're after?
– aioobe
Oct 21 '11 at 18:19
1
...
Javascript equivalent of Python's zip function
...mple:
_tarrin = [0..constructor, function(){}, false, undefined, '', 100, 123.324,
2343243243242343242354365476453654625345345, 'sdf23423dsfsdf',
'sdf2324.234dfs','234,234fsf','100,100','100.100']
_parseInt = function(i){return parseInt(i);}
_tarrout = _tarrin.map(_parseInt)
_tarr...
What is “2's Complement”?
... community wiki
2 revs, 2 users 98%ForDummies
1
...
What Content-Type value should I send for my XML sitemap?
...
Mark Amery
98.9k4848 gold badges336336 silver badges379379 bronze badges
answered Jul 17 '10 at 17:40
GumboGumbo...
How can I use a batch file to write to a text file?
...d in D:\Temp\WriteText.bat
@echo off
echo This is a test> test.txt
echo 123>> test.txt
echo 245.67>> test.txt
Output:
D:\Temp>WriteText
D:\Temp>type test.txt
This is a test
123
245.67
D:\Temp>
Notes:
@echo off turns off printing of each command to the console
Unless...
What does the “yield” keyword do?
...one, etc. And generators return... well that's where yield comes in:
def f123():
yield 1
yield 2
yield 3
for item in f123():
print item
Instead of yield statements, if you had three return statements in f123() only the first would get executed, and the function would exit. But f1...
Access mysql remote database from command line
...rant 'root'@'%' this is a huge security no no!
– josh123a123
Apr 27 '15 at 14:57
1
...
Replace only some groups with Regex
...Group Index and Length properties of a matched group.
var text = "example-123-example";
var pattern = @"-(\d+)-";
var regex = new RegEx(pattern);
var match = regex.Match(text);
var firstPart = text.Substring(0,match.Groups[1].Index);
var secondPart = text.Substring(match.Groups[1].Index + matc...