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How to generate a random string in Ruby
...).chr }.join
I spend too much time golfing.
(0...50).map { ('a'..'z').to_a[rand(26)] }.join
And a last one that's even more confusing, but more flexible and wastes fewer cycles:
o = [('a'..'z'), ('A'..'Z')].map(&:to_a).flatten
string = (0...50).map { o[rand(o.length)] }.join
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In Ruby on Rails, how do I format a date with the “th” suffix, as in, “Sun Oct 5th”?
...n find more formats and context on how to create a custom one in the Rails API docs.
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How to store arbitrary data for some HTML tags
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Which version of HTML are you using?
In HTML 5, it is totally valid to have custom attributes prefixed with data-, e.g.
<div data-internalid="1337"></div>
In XHTML, this is not really valid. If you are in XHTML 1.1 mode, the browser will probably complain about it, b...
SqlException from Entity Framework - New transaction is not allowed because there are other threads
...red that the foreach loops were the culprits. What needs to happen is to call EF but return it into an IList<T> of that target type then loop on the IList<T>.
Example:
IList<Client> clientList = from a in _dbFeed.Client.Include("Auto") select a;
foreach (RivWorks.Model.Negotiati...
if checkbox is checked, do this
...me power of jQuery to access properties of an element. The article specifically treats the use of .attr("id") but in the case that #checkbox is an <input type="checkbox" /> element the issue is the same for $(...).attr('checked') (or even $(...).is(':checked')) vs. this.checked.
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how to debug the js in jsfiddle
...ever using chrome dev tools. Press ctrl+shift+F and you can search through all the files in the source.
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How to overload functions in javascript?
...by checking the type, presence or quantity of arguments.
jQuery does this all the time. You can make some of the arguments optional or you can branch in your function depending upon what arguments are passed to it.
In implementing these types of overloads, you have several different techniques yo...
best practice to generate random token for forgot password
...d reminder token, and, if it is a one-time login credentials, then you actually have a data to protect (which is - whole user account)
So, the code will be as follows:
//$length = 78 etc
$token = bin2hex(random_bytes($length));
Update: previous versions of this answer was referring to uniqid()...
How to set an iframe src attribute from a variable in AngularJS
... with external domains, it is a service that provides Strict Contextual Escaping services to AngularJS, to prevent security vulnerabilities such as XSS, clickjacking, etc. it's enabled by default in Angular 1.2.
You can disable it completely, but it's not recommended
angular.module('myAppWithSceDi...
How to create a new file together with missing parent directories?
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As of java7, you can also use NIO2 API:
void createFile() throws IOException {
Path fp = Paths.get("dir1/dir2/newfile.txt");
Files.createDirectories(fp.getParent());
Files.createFile(fp);
}
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