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What do 3 dots next to a parameter type mean in Java?
...s similar to the ... syntax used it the printf function:
int printf(const char * format, ...);
but in a type safe fashion: every argument has to comply with the specified type (in your sample, they should be all String).
This is a simple sample of how you can use varargs:
class VarargSample {
...
How to convert a string or integer to binary in Ruby?
...
@bta- I'm encoding all these characters into binary so I can use them in a genetic algorithm. I really like the idea of a lookup table for the encode/decode since the set is limited to 0..9 and +-*/
– mcmaloney
Feb ...
Grant execute permission for a user on all stored procedures in database?
...t tried this on SQL Server 2008 Standard (amazon RDS) and it worked like a charm.
– datagod
Mar 5 '13 at 6:04
could yo...
Make xargs execute the command once for each line of input
...It has such a very useful extension; from xargs --help – -d, --delimiter=CHARACTER items in input stream are separated by CHARACTER, not by whitespace; disables quote and backslash processing and logical EOF processing
– Piotr Dobrogost
Mar 24 '16 at 21:39
...
json_encode() escaping forward slashes
...archived copy).
Example Demo
<?php
/*
* Escaping the reverse-solidus character ("/", slash) is optional in JSON.
*
* This can be controlled with the JSON_UNESCAPED_SLASHES flag constant in PHP.
*
* @link http://stackoverflow.com/a/10210433/367456
*/
$url = 'http://www.example.com/';
...
What does git rev-parse do?
... in plumbing commands as short for "revision" and generally meaning the 40-character SHA1 hash for a commit. The command rev-list for example prints a list of 40-char commit hashes for a branch or whatever.
In this case the name might be expanded to parse-a-commitish-to-a-full-SHA1-hash. While the ...
How to prevent XSS with HTML/PHP?
...
Basically you need to use the function htmlspecialchars() whenever you want to output something to the browser that came from the user input.
The correct way to use this function is something like this:
echo htmlspecialchars($string, ENT_QUOTES, 'UTF-8');
Google Code Uni...
How to use range-based for() loop with std::map?
...
If copy assignment operator of foo and bar is cheap (eg. int, char, pointer etc), you can do the following:
foo f; bar b;
BOOST_FOREACH(boost::tie(f,b),testing)
{
cout << "Foo is " << f << " Bar is " << b;
}
...
Fastest way to check if a string is JSON in PHP?
...
Checking first character of string for {, [ or first symbol of any other literal can potentially greatly speed this one up when many of incoming strings are expected to be non-JSON.
– Oleg V. Volkov
Se...
Remove a folder from git tracking
...th ways. If unselecting, it does not allow to push, but then I changed one char in another file which should be tracked. Still does not help
– Darius.V
Dec 13 '17 at 13:50
...