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Quicksort vs heapsort
...ant, which
switches to heapsort when a bad case
is detected. If it is known in advance
that heapsort is going to be
necessary, using it directly will be
faster than waiting for introsort to
switch to it.
share
...
Confusion between factor levels and factor labels
...seems to be a difference between levels and labels of a factor in R.
Up to now, I always thought that levels were the 'real' name of factor levels, and labels were the names used for output (such as tables and plots). Obviously, this is not the case, as the following example shows:
...
TCP: can two different sockets share a port?
....
netstat -atnp | grep -i ":500 "
As expected, the output is blank. Now let's start a web server:
sudo python3 -m http.server 500
Now, here is the output of running netstat again:
Proto Recv-Q Send-Q Local Address Foreign Address State
tcp 0 0 0...
Visual Studio 2013 and BitBucket
...
Sorry to tag onto an old question, but know how to add multiple remotes? I want to try out TFS as a remote git server, but want to also commit to github periodically to be safe.
– Neil
Nov 6 '13 at 2:37
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Safely turning a JSON string into an object
...
The jQuery method is now deprecated. Use this method instead:
let jsonObject = JSON.parse(jsonString);
Original answer using deprecated jQuery functionality:
If you're using jQuery just use:
jQuery.parseJSON( jsonString );
It's exactly w...
Best practice multi language website
I've been struggling with this question for quite some months now, but I haven't been in a situation that I needed to explore all possible options before. Right now, I feel like it's time to get to know the possibilities and create my own personal preference to use in my upcoming projects.
...
How do I modify the URL without reloading the page?
...
This can now be done in Chrome, Safari, Firefox 4+, and Internet Explorer 10pp4+!
See this question's answer for more information:
Updating address bar with new URL without hash or reloading the page
Example:
function processAja...
ReadOnlyCollection or IEnumerable for exposing member collections?
...s it just me or is this an answer to a different question? It's useful to know this "solution", but the op has asked for a comparison between returning a ReadOnlyCollection and IEnumerable. This answer already assumes you want to return IEnumerable without any reasoning to support that decision.
...
What is JSON and why would I use it?
...ipt object you must first parse it, var x = JSON.parse('{"x":"y"}');, x is now an object but this is not JSON anymore.
See Javascript object Vs JSON
When working with JSON and JavaScript, you may be tempted to use the eval function to evaluate the result returned in the callback, but this is not...
How do I time a method's execution in Java?
...ited Jul 8 '16 at 21:49
michaelsnowden
5,33022 gold badges2727 silver badges6767 bronze badges
answered Oct 7 '08 at 20:16
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