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What is the motivation for bringing Symbols to ES6?
...o account and this way two symbols may be non-unique.
var a1 = Symbol.for("test");
var a2 = Symbol.for("test");
console.log(a1 == a2); //true!
Let's call those symbols "second-type" symbols. They do not intersect with the "first-type" symbols (i.e. the ones defined with Symbol(data)) in any way.
Th...
Variable name as a string in Javascript
...
also if you are testing a primitive, it will alert all the variables that have the same value, or if two variables have the same object assigned to them. For example if the first line was x = 2; y = 2; or x = {a:1}; b = x; it would alert eac...
TLSF源码及算法介绍 - 开源 & Github - 清泛网 - 专注C/C++及内核技术
... * - Add 64 bit support. It now runs on x86_64 and solaris64.
* - I also tested this on vxworks/32and solaris/32 and i386/32 processors.
* - Remove assembly code. I could not measure any performance difference
* on my core2 processor. This also makes the code more portable.
* - Moved defi...
How do I check if a variable exists in a list in BASH
...ars, like . (but the $list variable probably needs to be quoted inside the test). And the function may be defined even simpler: contains () { [[ "$1" =~ (^|[[:space:]])"$2"($|[[:space:]]) ]]; }.
– skozin
Nov 2 '14 at 3:50
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How to resize the jQuery DatePicker control
... some body has suggested following way, if yes, just ignore my comments. I tested this today and it works for me. By just resizing the font before the control gets displayed:
$('#event_date').datepicker({
showButtonPanel: true,
dateFormat: "mm/dd/yy",
beforeShow: function(){
...
Java String remove all non numeric characters
...gates the numbers, and the result won't include dots, as required. Did you test it? using the sample code above, your code returns "1233478", which is incorrect.
– Óscar López
Sep 6 '15 at 14:42
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Getting the closest string match
I need a way to compare multiple strings to a test string and return the string that closely resembles it:
12 Answers
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How do I install a module globally using npm?
...ferent projects. (More on
npm link in a future installment.)
I did not test one of those variations, but they seem to be pretty straightforward.
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LEFT OUTER joins in Rails 3
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From my tests includes does not do a join, but a seperate query to get the assosiation. So it avoids N+1, but not in the same way as a JOIN where the records are fetched in one query.
– Kris
Feb...
How do I use Nant/Ant naming patterns?
...does not.
Let's say you have the files:
bar.txt
src/bar.c
src/baz.c
src/test/bartest.c
Then the patterns:
*.c matches nothing (there are no .c files in the current directory)
src/*.c matches 2 and 3
*/*.c matches 2 and 3 (because * only matches o...