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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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Which is better, number(x) or parseFloat(x)?
...erence between parseFloat and Number
parseFloat/parseInt is for parsing a string, while Number/+ is for coercing a value to a number. They behave differently. But first let's look at where they behave the same:
parseFloat('3'); // => 3
Number('3'); // => 3
parseFloat('1.501'); // => 1.501...
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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Javascript Thousand Separator / string format [duplicate]
Is there any function in Javascript for formatting number and strings ?
15 Answers
15
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A regular expression to exclude a word/string
...e.aspx?id=$1&$3 Will this rule work correctly and propagate the query string too? So if someone visits mydomain.com/hello?abc=123 I'd like it to rewrite to mydomain.com/Profile.aspx?id=hello&abc=123 I'm also a bit unsure about the performance of (.+) at the end to capture the querystring i...
How to URL encode a string in Ruby
How do I URI::encode a string like:
8 Answers
8
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make arrayList.toArray() return more specific types
...
Like this:
List<String> list = new ArrayList<String>();
String[] a = list.toArray(new String[0]);
Before Java6 it was recommended to write:
String[] a = list.toArray(new String[list.size()]);
because the internal implementatio...
Remove all occurrences of char from string
...
Try using the overload that takes CharSequence arguments (eg, String) rather than char:
str = str.replace("X", "");
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How to use XPath contains() here?
...Model')]
encounters a limitation of the contains() function (or any other string function in XPath, for that matter).
The first argument is supposed to be a string. If you feed it a node list (giving it "li" does that), a conversion to string must take place. But this conversion is done for the f...