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Round a double to 2 decimal places [duplicate]
...ng tmp = Math.round(value);
return (double) tmp / factor;
}
This breaks down badly in corner cases with either a very high number of decimal places (e.g. round(1000.0d, 17)) or large integer part (e.g. round(90080070060.1d, 9)). Thanks to Sloin for pointing this out.
I've been using the above...
How to percent-encode URL parameters in Python?
... bug report about it here. Apparently it was fixed in python 3. You can workaround it by encoding as utf8 like this:
>>> query = urllib.quote(u"Müller".encode('utf8'))
>>> print urllib.unquote(query).decode('utf8')
Müller
By the way have a look at urlencode
Python 3
The same...
Make page to tell browser not to cache/preserve input values
...
Are you explicitly setting the values as blank? For example:
<input type="text" name="textfield" value="">
That should stop browsers putting data in where it shouldn't. Alternatively, you can add the autocomplete attribute to the form tag:
<form autocomplet...
CSS Selector for
...bled class I use on various disabled form elements, and I'm setting the background color for text boxes, but I don't want my checkboxes to get that color.
...
swift case falling through
...= 1
default:
result = 3
}
Alternatively, you can use the fallthrough keyword:
var testVal = "hello"
var result = 0
switch testVal {
case "one":
fallthrough
case "two":
result = 1
default:
result = 3
}
sh...
Trim last character from a string
...o if we want to "Trim last character from string" we should do something like this
Example as extension method:
public static class MyExtensions
{
public static string TrimLastCharacter(this String str)
{
if(String.IsNullOrEmpty(str)){
return str;
} else {
return str...
How can I convert a DateTime to the number of seconds since 1970?
...riable to Unix time, ie, the number of seconds since Jan 1st, 1970. It looks like a DateTime is actually implemented as the number of 'ticks' since Jan 1st, 0001.
...
Is == in PHP a case-sensitive string comparison?
...ed Aug 17 '10 at 20:35
Colin PickardColin Pickard
42.3k1111 gold badges9191 silver badges142142 bronze badges
...
What does |= (ior) do in Python?
... search |= so I'm having trouble finding relevant documentation. Anybody know?
8 Answers
...
How to test multiple variables against a value?
I'm trying to make a function that will compare multiple variables to an integer and output a string of three letters. I was wondering if there was a way to translate this into Python. So say:
...