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Remove duplicate elements from array in Ruby
...y)
ary.to_set
end
def santosh_mohanty(ary)
result = ary.reject.with_index do |ele,index|
res = (ary[index+1] ^ ele)
res == 0
end
end
SHORT_ARRAY = [1,1,2,2,3,1]
mithun_sasidharan(SHORT_ARRAY) # => [1, 2, 3]
jaredsmith(SHORT_ARRAY) # => [1, 2, 3]
lri(SHORT_ARRAY) # =>...
phpunit mock method multiple calls with different arguments
...ideal to use at() if you can avoid it because as their docs claim
The $index parameter for the at() matcher refers to the index, starting at zero, in all method invocations for a given mock object. Exercise caution when using this matcher as it can lead to brittle tests which are too closely tie...
Lua简明教程 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...表达式 a < b
__le(a, b) 对应表达式 a <= b
__index(a, b) 对应表达式 a.b
__newindex(a, b, c) 对应表达式 a.b = c
__call(a, ...) 对应表达式 a(...)
“面向对象”
上面我们看到有__index这个重载...
Detect encoding and make everything UTF-8
... Thanks for the code. But why not simply use this? paste.bradleygill.com/index.php?paste_id=9651 Your code is much more complex, what's better with it?
– caw
May 29 '09 at 20:33
...
What does $1 [QSA,L] mean in my .htaccess file?
...s ^(.+)$ (matches any URL except the server root), it will be rewritten as index.php?url=$1 which means a request for ollewill be rewritten as index.php?url=olle).
QSA means that if there's a query string passed with the original URL, it will be appended to the rewrite (olle?p=1 will be rewritten a...
A numeric string as array key in PHP
...nd faced with someone passing an array that could have either "accidental" indexing: array('this', 'that') or "associative" indexing: array(123=>array('this', 'that')). Now, thanks to you, I can just typehint ;) +1
– Just Plain High
Dec 8 '13 at 9:09
...
PHP常用API函数用法 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...分割为数组。
例子：
<?php
$url = "https://www.tsingfun.com/index.php?m=content&c=content&a=edit&catid=37&id=289&pc_hash=c6svGs";
$params = explode('&', $url);
print_r($params);
?>
结果：
Array
(
[0] => https://www.tsingfun.com/index.php?m=content
[1] => c=content
[2] ...
Algorithm to get the excel-like column name of a number
...
Here's a nice simple recursive function (Based on zero indexed numbers, meaning 0 == A, 1 == B, etc)...
function getNameFromNumber($num) {
$numeric = $num % 26;
$letter = chr(65 + $numeric);
$num2 = intval($num / 26);
if ($num2 > 0) {
return getNameFro...
Regular expression to match a word or its prefix
... js, whichone returns object-result. It helps f.g. to get info about place/index of our word.
var matchResult = /\bcat\b/.exec("good cat good");
console.log(matchResult.index); // 5
If we need get all matched words in string/sentence/text, we can use g modifier (global match):
"cat good cat good...
How to unit test an object with database queries
...abases - the best by a long way seems to be SQLite. (http://www.sqlite.org/index.html). It's remarkably simple to set up and use, and allowed us subclass and override GetDatabase() to forward sql to an in-memory database that was created and destroyed for every test performed.
We're still in the e...