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mysql_fetch_array()/mysql_fetch_assoc()/mysql_fetch_row()/mysql_num_rows etc… expects parameter 1 to
... and suggestions for how to deal with them.
$username = mysql_real_escape_string($_POST['username']);
$password = $_POST['password'];
$result = mysql_query("SELECT * FROM Users WHERE UserName LIKE '$username'");
if($result === FALSE) {
die(mysql_error()); // TODO: better error handling
}
whi...
Split a string at uppercase letters
What is the pythonic way to split a string before the occurrences of a given set of characters?
16 Answers
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How to evaluate a math expression given in string form?
I'm trying to write a Java routine to evaluate math expressions from String values like:
25 Answers
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In Bash, how can I check if a string begins with some value?
I would like to check if a string begins with "node" e.g. "node001". Something like
13 Answers
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Regex Match all characters between two strings
...?. The first one is greedy and will match till the last "sentence" in your string, the second one is lazy and will match till the next "sentence" in your string.
Update
Regexr
This is(?s)(.*)sentence
Where the (?s) turns on the dotall modifier, making the . matching the newline characters.
Upd...
Assign same value to multiple variables at once?
...
actually means $a = ( $b = ( $c = $d ) )
PHP passes primitive types int, string, etc. by value and objects by reference by default.
That means
$c = 1234;
$a = $b = $c;
$c = 5678;
//$a and $b = 1234; $c = 5678;
$c = new Object();
$c->property = 1234;
$a = $b = $c;
$c->property = 5678;
// $...
How to URL encode a string in Ruby
How do I URI::encode a string like:
8 Answers
8
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Jackson: how to prevent field serialization
... This answer previously suggested using transient (as in private transient String password;) but transient fields with public getters are ignored unless MapperFeature.PROPAGATE_TRANSIENT_MARKER is enabled.
– tom
Oct 11 '17 at 22:58
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Remove or adapt border of frame of legend using matplotlib
...)
legend.get_frame().set_facecolor('none')
Warning, you want 'none' (the string). None means the default color instead.
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How do I pick randomly from an array?
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class String
def black
return "\e[30m#{self}\e[0m"
end
def red
return "\e[31m#{self}\e[0m"
end
def light_green
return "\e[32m#{self}\e[0m"
end
def purple
return "\e[35m#{self}\e[0m"
end
def bl...