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Can I read the hash portion of the URL on my server-side application (PHP, Ruby, Python, etc.)?
...ect to that other url in your other page. Not awesome, and doesnt work for all use cases of course, but does work for bookmarks. Note that if you do this, you shouldnt allow redirects to absolute urls, only relative urls, to ensure you don't open yourself up to unsafe redirects
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isset() and empty() - what to use
... check - is variable empty or contains something. To solve this task, I usually do the following.
6 Answers
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How to execute PHP code from the command line?
I would like to execute a single php statement like if(function_exists("my_func")) echo 'function exists'; directly with the command line without having to use a seperate php file.
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You must enable the openssl extension to download files via https
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PHP CLI SAPI is using different php.ini than CGI or Apache module.
Find line ;extension=php_openssl.dll in wamp/bin/php/php#.#.##/php.ini
and uncomment it by removing the semicolon (;) from the beginning of the line.
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How can I tell when a MySQL table was last updated?
...ELECT UPDATE_TIME, TABLE_SCHEMA, TABLE_NAME
FROM information_schema.tables
ORDER BY UPDATE_TIME DESC, TABLE_SCHEMA, TABLE_NAME
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PHP function to generate v4 UUID
... PHP docs explicitly caution that mt_rand() does not generate cryptographically secure values. In other words, values generated by this function may be predictable. If you need to ensure that the UUIDs are not predictable, you should rather use Jack's solution below, which makes use of the openssl_r...
What is the meaning of the /dist directory in open source projects?
Since I first saw a dist/ directory in many open source projects, usually on GitHub, I've been wondering what it means.
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Binary Data in MySQL [closed]
...t to run this code, and it will also not work on a semi up to date PHP installation (which is version 5).
– Till
Sep 14 '08 at 14:21
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JavaScript isset() equivalent
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I generally use the typeof operator:
if (typeof obj.foo !== 'undefined') {
// your code here
}
It will return "undefined" either if the property doesn't exist or its value is undefined.
(See also: Difference between undefi...
What does PHP keyword 'var' do?
...tants states that var must not be used, and visibility must be declared on all properties.
– Charles Wood
Nov 11 '19 at 14:23
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