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Elements order in a “for (… in …)” loop
...[i,obj[i]].join(':'));
console.log(arr);
}
var obj = { a:1, b:2, c:3, "123":'xyz' };
/* log1 */ lineate(obj);
obj.a = 4;
/* log2 */ lineate(obj);
delete obj.a;
obj.a = 4;
/* log3 */ lineate(obj);
gist or test in current browser
Safari 5, Firefox 14
["a:1", "b:2", "c:3", "123:xyz"]
["a:4",...
What is the difference between a strongly typed language and a statically typed language?
...at's static typing.
In PHP:
$s = "abcd"; // $s is a string
$s = 123; // $s is now an integer
$s = array(1, 2, 3); // $s is now an array
$s = new DOMDocument; // $s is an instance of the DOMDocument class
That's dynamic typing.
Strong/Weak Typing
(Edit alert!)
Strong typi...
Python read-only property
... answered Sep 27 '16 at 4:31
Oz123Oz123
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...
How can I pass data from Flask to JavaScript in a template?
... </script>
<script type="text/javascript" src="/static/test123.js"></script>
If I input jinja variables in test123.js it doesn't work and you will get an error.
share
|
im...
Comma separator for numbers in R?
...rn a vector of characters. I'd only use that for printing.
> prettyNum(12345.678,big.mark=",",scientific=FALSE)
[1] "12,345.68"
> format(12345.678,big.mark=",",scientific=FALSE)
[1] "12,345.68"
EDIT: As Michael Chirico says in the comment:
Be aware that these have the side effect of padd...
Listening for variable changes in JavaScript
...c.innerHTML = c.innerHTML + '<br />' + t;
}
// Demo
var myVar = 123;
Object.defineProperty(this, 'varWatch', {
get: function () { return myVar; },
set: function (v) {
myVar = v;
print('Value changed! New value: ' + v);
}
});
print(varWatch);
varWatch = 456;
pri...
How to filter by IP address in Wireshark?
...can also limit the filter to only part of the ip address.
E.G. To filter 123.*.*.* you can use ip.addr == 123.0.0.0/8. Similar effects can be achieved with /16 and /24.
See WireShark man pages (filters) and look for Classless InterDomain Routing (CIDR) notation.
... the number after the slash...
Static hosting on Amazon S3 - DNS Configuration
... will map www.example.com to your site.
Using your DNS provider's tools, (123-reg in your case) you need to create a CNAME record to map www.example.com to www.example.com.s3-website-us-east-1.amazonaws.com
The CNAME is the only thing you need if you just want www.example.com. Most people also wa...
How to pass command line arguments to a rake task
...something like this:
$ rake user:create -- --user test@example.com --pass 123
note the --, that's necessary for bypassing standard Rake arguments. Should work with Rake 0.9.x, <= 10.3.x.
Newer Rake has changed its parsing of --, and now you have to make sure it's not passed to the OptionParse...
How can I remove a character from a string using Javascript?
...et of charcters> could be characters described by a character class:
/[123!y]/
//any one of these
/[^123!y]/
//anything but one of the chars following '^' (very useful/performance enhancing btw)
Or expanded on to match a quantity of characters (but still best to think of as a single element in...