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How to convert string to boolean php
...ordPress shortcode attributes that have values such as true, false, on, 0, etc. Great answer, should definitely be the accepted answer.
– AndyWarren
Jun 8 '17 at 17:49
11
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REDHAT 6.4 X64下ORACLE 11GR2静默安装 - 数据库(内核) - 清泛网 - 专注C/C++及内核技术
...oinstall
#groupadd -g 5001 dba
# useradd -m -g oinstall -G dba oracle
# passwd oracle
7、配置oracle 用户的环境变量
其实安装的时候有很多变量，很多是并不是必须的，以上四个是必须的。
7.1创建文件夹
创建Oracle安装文件夹以及数据存放...
How would I skip optional arguments in a function call?
...bj = new MyObjectClass();
$var = $obj->a(MyObjectClass::DEFAULT_A_B); //etc.
Note that this default constant is defined exactly once throughout the code (there is no value even in method declaration), so in case of some unexpected changes, you will always supply the function/method with correct...
New line in JavaScript alert box
...
you have to use double quotes to display special char like \n \t etc... in js alert box
for exemple in php script:
$string = 'Hello everybody \n this is an alert box';
echo "<script>alert(\"$string\")</script>";
But a second possible problem arrives when you want to display ...
Recursion or Iteration?
... they are designed (Fibonacci sequences, traversing a tree like structure, etc.). Recursion makes the algorithm more succinct and easier to understand (therefore shareable and reusable).
Also, some recursive algorithms use "Lazy Evaluation" which makes them more efficient than their iterative brot...
How to force file download with PHP
...dd proper content type based on your file application/zip, application/pdf etc. - but only if you do not want to trigger the save-as dialog.
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How to use PHP OPCache?
... include things like: the state the cache is in (enabled, restarting, full etc), the memory usage, hits, misses and some more useful information. It will also contain the cached scripts.
var_dump(opcache_get_status());
opcache_reset():
Resets the entire cache. Meaning all possible cached scripts...
How to detect duplicate values in PHP array?
...utput
Array
(
[apple] => 2
[orange] => 1
[pear] => 2
etc...
)
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Best Practices: working with long, multiline strings in PHP?
... . "The second line starts two lines below.\r\n"
. ".. Third line... etc";
This might be slightly slower than HEREDOC or a multi-line string, but it will flow well with your code's indentation and make it easier to read.
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POST data with request module on Node.JS
...sing form will make the arrays into field[0].attribute, field[1].attribute etc. Instead use body like so.
var jsonDataObj = {'mes': 'hey dude', 'yo': ['im here', 'and here']};
request.post({
url: 'https://api.site.com',
body: jsonDataObj,
json: true
}, function(error, response, body...