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PHP: How to generate a random, unique, alphanumeric string for use in a secret link?
...n the time, and according to php.net "the return value is little different from microtime()", uniqid does not meet the criteria. PHP recommends using openssl_random_pseudo_bytes() instead to generate cryptographically secure tokens.
A quick, short and to the point answer is:
bin2hex(openssl_random_p...
Ways to iterate over a list in Java
...hanges what object e is referring to rather than changing the actual store from which iterator.next() retrieved the value.
– jacobq
Aug 23 '13 at 19:34
...
How can I split a shell command over multiple lines when using an IF statement?
...t.sh
succeeded
$ alias fab=false; . ./test.sh
failed
Some detail promoted from the comments: the line-continuation backslash in the shell is not really a special case; it is simply an instance of the general rule that a backslash "quotes" the immediately-following character, preventing any special ...
When to use transclude 'true' and transclude 'element' in Angular?
...
From AngularJS Documentation on Directives:
transclude - compile the content of the element and make it available to the directive. Typically used with ngTransclude. The advantage of transclusion is that the linking funct...
Check if a JavaScript string is a URL
...ed question with an answer:
Javascript regex URL matching
Or this Regexp from Devshed:
function validURL(str) {
var pattern = new RegExp('^(https?:\\/\\/)?'+ // protocol
'((([a-z\\d]([a-z\\d-]*[a-z\\d])*)\\.)+[a-z]{2,}|'+ // domain name
'((\\d{1,3}\\.){3}\\d{1,3}))'+ // OR ip (v4) addre...
Enable Vim Syntax Highlighting By Default
...bly don't have a
$HOME/.vimrc or $HOME/_vimrc (known collectively as vimrc from now on). In that case, you have two options:
Create an empty vimrc.
Copy vimrc_example.vim as your vimrc (recommended, thanks @oyenamit). You can find vimrc_example.vim in the runtime directory.
The location of the r...
git: switch branch without detaching head
...xperimental Branch experimental set up to track remote branch experimental from origin by rebasing. Switched to a new branch 'experimental'
– Dustin
Aug 12 '13 at 16:56
...
Reference list item by index within Django template?
... find an answer. What's the best way to reference a single item in a list from a Django template?
4 Answers
...
Why do some scripts omit the closing PHP tag, '?>'? [duplicate]
...
From PHP: Instruction Separation
The closing tag of a PHP block at the end of a file is optional, and in some cases omitting it is helpful when using include() or require(), so unwanted whitespace will not occur at the en...
Get last record in a queryset
... this, using reverse():
queryset.reverse()[0]
Also, beware this warning from the Django documentation:
... note that reverse() should
generally only be called on a QuerySet
which has a defined ordering (e.g.,
when querying against a model which
defines a default ordering, or when
us...