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What is the concept of erasure in generics in Java?
...mpiler generates extra casts where necessary. At execution time, a List<String> and a List<Date> are exactly the same; the extra type information has been erased by the compiler.
Compare this with, say, C#, where the information is retained at execution time, allowing code to contain e...
How do I split a string with multiple separators in javascript?
How do I split a string with multiple separators in JavaScript? I'm trying to split on both commas and spaces but, AFAIK, JS's split function only supports one separator.
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RegEx to parse or validate Base64 data
...9+/]{2}==|[A-Za-z0-9+/]{3}=)?$
This one is good, but will match an empty String
This one does not match empty string :
^(?:[A-Za-z0-9+/]{4})*(?:[A-Za-z0-9+/]{2}==|[A-Za-z0-9+/]{3}=|[A-Za-z0-9+/]{4})$
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Splitting a string into chunks of a certain size
Suppose I had a string:
36 Answers
36
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Get query string parameters url values with jQuery / Javascript (querystring)
Anyone know of a good way to write a jQuery extension to handle query string parameters? I basically want to extend the jQuery magic ($) function so I can do something like this:
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Safely limiting Ansible playbooks to a single machine?
...ok's hosts using a variable, then passing in a specific host address via --extra-vars:
# file: user.yml (playbook)
---
- hosts: '{{ target }}'
user: ...
Running the playbook:
ansible-playbook user.yml --extra-vars "target=imac-2.local"
If {{ target }} isn't defined, the playbook does nothin...
Bootstrap 3 breakpoints and media queries
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Bootstrap 4 Media Queries
// Extra small devices (portrait phones, less than 576px)
// No media query since this is the default in Bootstrap
// Small devices (landscape phones, 576px and up)
@media (min-width: 576px) { ... }
// Medium devices (tablets,...
Generating a random & unique 8 character string using MySQL
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This problem consists of two very different sub-problems:
the string must be seemingly random
the string must be unique
While randomness is quite easily achieved, the uniqueness without a retry loop is not. This brings us to concentrate on the uniqueness first. Non-random uniqueness c...
Receive JSON POST with PHP
... but it isn't in the json.
EDIT
Maybe also worth trying to echo the json string from php://input.
echo file_get_contents('php://input');
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How to pass optional arguments to a method in C++?
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Can you pls provide some example related to string ?
– Swapnil Gupta
Sep 24 '10 at 4:20
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