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JavaScript unit test tools for TDD
...r support
simple async support, including promises
test coverage reporting
string diff support
javascript # API for running tests
proper exit status for CI support etc
auto-detects and disables coloring for non-ttys
maps uncaught exceptions to the correct test case
async test timeout support
test-sp...
How to redirect output with subprocess in Python?
... the stdout argument to subprocess.run:
# Use a list of args instead of a string
input_files = ['file1', 'file2', 'file3']
my_cmd = ['cat'] + input_files
with open('myfile', "w") as outfile:
subprocess.run(my_cmd, stdout=outfile)
As others have pointed out, the use of an external command like...
Java - JPA - @Version annotation
...zable {
@Id
@GeneratedValue
private Long id;
private String name;
@Version
private Long version;
//...
}
On update, the field annotated with @Version will be incremented and added to the WHERE clause, something like this:
UPDATE MYENTITY SET ..., VERSION = VERS...
Python : List of dict, if exists increment a dict value, if not append a new dict
...store the visited urls as a LIST?
If you sort it as a dict, indexed by url string, for example, it would be way cleaner:
urls = {'http://www.google.fr/': dict(url='http://www.google.fr/', nbr=1)}
for url in list_of_urls:
if url in urls:
urls[url]['nbr'] += 1
else:
urls[url]...
Cancellation token in Task constructor: why?
...in the accepted answer by Max Galkin:
class Program
{
static void Main(string[] args)
{
Console.WriteLine("*********************************************************************");
Console.WriteLine("* Start canceled task, don't pass token to constructor");
Console.Wri...
Assert an object is a specific type
...to say here... Try to change the instanceOf(BaseClass.class) to instanceOf(String.class) and you'll see that it compile just fine but there will be an AssertionError thrown.
– maba
Sep 3 '14 at 11:39
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Can I change the viewport meta tag in mobile safari on the fly?
...
@the_nuts You're right, appendChild expects a node, not a string. Updated. Thanks.
– markquezada
Jun 22 '15 at 21:18
1
...
HTML5 canvas ctx.fillText won't do line breaks?
...les i am using the measureText() method which shows how long (in pixels) a string will be when printed.
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Regular expression that matches valid IPv6 addresses
...
Re: other errors... if the user passes in a non-string, TypeError gets eaten. Clearly a list isn't an ipv6, but I'd probably want to have it carp that I was passing in the wrong type.
– Gregg Lind
Apr 21 '10 at 20:44
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How do API Keys and Secret Keys work? Would it be secure if I have to pass my API and secret keys to
... builds on established hash functions to use a known key to authenticate a string of text. It works like this:
You take the text of your request and your secret key and apply the HMAC function.
You add that authentication header to your request and send it to Amazon.
Amazon looks up their copy of ...