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How to do URL decoding in Java?
... {
String result = java.net.URLDecoder.decode(url, StandardCharsets.UTF_8.name());
} catch (UnsupportedEncodingException e) {
// not going to happen - value came from JDK's own StandardCharsets
}
Java 10 added direct support for Charset to the API, meaning there's no need to catch Unsuppor...
How do I get PyLint to recognize numpy members?
...en with the latest versions of all related packages (astroid 1.3.2, logilab_common 0.63.2, pylon 1.4.0).
The following solution worked like a charm: I added numpy to the list of ignored modules by modifying my pylintrc file, in the [TYPECHECK] section:
[TYPECHECK]
ignored-modules = numpy
Depend...
How can I convert bigint (UNIX timestamp) to datetime in SQL Server?
...
try:
CREATE FUNCTION dbo.fn_ConvertToDateTime (@Datetime BIGINT)
RETURNS DATETIME
AS
BEGIN
DECLARE @LocalTimeOffset BIGINT
,@AdjustedLocalDatetime BIGINT;
SET @LocalTimeOffset = DATEDIFF(second,GETDATE(),GETUTCDATE())
SET @Adjust...
Delete/Reset all entries in Core Data?
...NSEntityDescription entityForName:entityDescription inManagedObjectContext:_managedObjectContext];
[fetchRequest setEntity:entity];
NSError *error;
NSArray *items = [_managedObjectContext executeFetchRequest:fetchRequest error:&error];
[fetchRequest release];
for (NSManage...
What does Ruby have that Python doesn't, and vice versa?
...ound as an object, and overwrite it:
def func(): print "hello"
def another_func(f): f()
another_func(func)
def func2(): print "goodbye"
func = func2
This is a fundamental feature of modern scripting languages. JavaScript and Lua do this, too. Ruby doesn't treat functions this way; naming a fun...
How do you default a new class to public when creating it in Visual Studio?
...answered Mar 31 '09 at 5:24
marc_smarc_s
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...
“No such file or directory” error when executing a binary
I was installing a binary Linux application on Ubuntu 9.10 x86_64. The app shipped with an old version of gzip (1.2.4), that was compiled for a much older kernel:
...
What is :: (double colon) in Python when subscripting sequences?
...n custom classes to make it do whatever you want
class C(object):
def __getitem__(self, k):
return k
# Single argument is passed directly.
assert C()[0] == 0
# Multiple indices generate a tuple.
assert C()[0, 1] == (0, 1)
# Slice notation generates a slice object.
assert C()[1:2:3] =...
Get difference between two lists
...o want set([1, 3]) as your answer, you'll need to use set([1, 2]).symmetric_difference(set([2, 3])).
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Declaring abstract method in TypeScript
...defines concrete methods & properties.
*/
class Animal {
private _impl : IAnimal;
public name : string;
/**
* Here comes the clever part: by letting the constructor take an
* implementation of IAnimal as argument Animal cannot be instantiated
* without a valid imp...