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PHP global in functions
What is the utility of the global keyword ?
7 Answers
7
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Django: accessing session variables from within a template?
... the upvotes I'm still receiving for this answer, people are still finding it helpful, more than three years after it was originally written. Please note however, that although the view code above is still valid, nowadays there is a much simpler way of doing this. render() is a function very similar...
How to write a UTF-8 file with Java?
I have some current code and the problem is its creating a 1252 codepage file, i want to force it to create a UTF-8 file
9 ...
Samples of Scala and Java code where Scala code looks simpler/has fewer lines?
...ava code which show that Scala code is more simple and concise then code written in Java (of course both samples should solve the same problem).
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How to restore to a different database in sql server?
...one weekly in the scheduler and I get a .bak file. Now I want to fiddle with some data so I need to restore it to a different database - Database2 .
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How do I check if a string contains a specific word?
...lse) {
echo 'true';
}
Note that the use of !== false is deliberate (neither != false nor === true will return the desired result); strpos() returns either the offset at which the needle string begins in the haystack string, or the boolean false if the needle isn't found. Since 0 is a valid offs...
Removing an item from a select box
How do I remove items from, or add items to, a select box? I'm running jQuery, should that make the task easier. Below is an example select box.
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Where does PostgreSQL store the database?
...follow
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edited Jun 14 '13 at 11:20
answered Nov 23 '11 at 4:53
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MySQL: determine which database is selected?
...t use mysql_query (or mysqli_query, even better, or use PDO, best of all) with:
SELECT DATABASE() FROM DUAL;
Addendum:
There is much discussion over whether or not FROM DUAL should be included in this or not. On a technical level, it is a holdover from Oracle and can safely be removed. If you...
How to convert a string of numbers to an array of numbers?
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My 2 cents for golfers:
b="1,2,3,4".split`,`.map(x=>+x)
backquote is string litteral so we can omit the parenthesis (because of the nature of split function) but it is equivalent to split(','). The string is now an array, we just have to map each value with a...