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How to use the pass statement?
... submit(self, tasks): pass
def retrieve(self, deferred_results): pass
Testing that code runs properly for a few test values, without caring about the results (from mpmath):
for x, error in MDNewton(mp, f, (1,-2), verbose=0,
norm=lambda x: norm(x, inf)):
pass
In cl...
Detect Android phone via Javascript / jQuery
... lines of the JS solution can be simplified to: var isAndroid = /Android/i.test(navigator.userAgent)
– Dave Koo
Jun 3 '14 at 20:00
...
New Array from Index Range Swift
...
This works for me:
var test = [1, 2, 3]
var n = 2
var test2 = test[0..<n]
Your issue could be with how you're declaring your array to begin with.
EDIT:
To fix your function, you have to cast your Slice to an array:
func aFunction(numbers: A...
How do you detect where two line segments intersect? [closed]
...es Cramer's Rule (don't ask me) to solve the equations themselves.
I can attest that it works in my feeble asteroids clone, and seems to deal correctly with the edge cases described in other answers by Elemental, Dan and Wodzu. It's also probably faster than the code posted by KingNestor because it'...
How do I disable right click on my web page?
...
If you don't care about alerting the user with a message every time they try to right click, try adding this to your body tag
<body oncontextmenu="return false;">
This will block all access to the context menu (not just from the right mouse...
Is it possible to print a variable's type in standard C++?
...lt; '\n';
and for me outputs:
int const
<disclaimer> I have not tested this on MSVC. </disclaimer> But I welcome feedback from those who do.
The C++11 Solution
I am using __cxa_demangle for non-MSVC platforms as recommend by ipapadop in his answer to demangle types. But on MSVC ...
String concatenation in Ruby
...
The + operator is the normal concatenation choice, and is probably the fastest way to concatenate strings.
The difference between + and << is that << changes the object on its left hand side, and + doesn't.
irb(main):001:0> s = 'a'
=> "a"
irb(main):002:0> s + 'b'
=> "ab"
i...
Detecting iOS / Android Operating system
...
You can test the user agent string:
/**
* Determine the mobile operating system.
* This function returns one of 'iOS', 'Android', 'Windows Phone', or 'unknown'.
*
* @returns {String}
*/
function getMobileOperatingSystem() {
v...
Absolute vs relative URLs
...to:
switch to another scheme (e.g. http -> https)
switch domain names (test.yourdomain.com -> yourdomain.com)
In the first example what will happen is that you will get warnings about unsafe content being requested on the page. Because all your URLs are hardcoded to use http(://yourdomain.co...
How to rsync only a specific list of files?
...s to ignore the .. giving me an error like rsync: link_stat "/home/michael/test/subdir/test.txt" failed: No such file or directory (in this case running from the "test" dir and trying to specify "../subdir/test.txt" which does exist.
– Michael
Nov 2 '16 at 0:09...