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Testing modules in rspec
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@lulalala No, it's a super class: ruby-doc.org/core-2.0.0/Class.html#method-c-new To test modules do something like this: let(:dummy_class) { Class.new { include ModuleToBeTested } }
– Timo
Oct 21 '13 at 7:24
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How do I measure time elapsed in Java? [duplicate]
...PU time stamp counter (TSC) . However this TSC may not be the same between cores/processors. If your thread is rescheduled to a different core partway through, you will end up with a start timestamp from core 1 and a end timestamp from core 2 but they might not be the same time (you can even get neg...
ipython: print complete history (not just current session)
...terested in.(http://ipython.readthedocs.io/en/stable/api/generated/IPython.core.history.html?highlight=hist#IPython.core.history.HistoryAccessor.get_session_info)
profile_hist=IPython.core.history.HistoryAccessor(profile='default')
profile_hist.get_session_info(100)
This will print out something ...
How is Node.js inherently faster when it still relies on Threads internally?
I just watched the following video: Introduction to Node.js and still don't understand how you get the speed benefits.
6 ...
What's the right way to pass form element state to sibling/parent elements?
...ge, only Child1 and Child2 will.
import { useStateLink } from '@hookstate/core';
function Parent() {
var state = useStateLink('initial input value');
return <>
<Child1 state={state} />
<Child2 state={state}>
</>
}
function Child1(props) {
//...
Replacing a 32-bit loop counter with 64-bit introduces crazy performance deviations with _mm_popcnt_
... I put results in comment.
I get these results with a Mac Pro (Westmere 6-Cores Xeon 3.33 GHz). I compiled it with clang -O3 -msse4 -lstdc++ a.cpp -o a (-O2 get same result).
clang with uint64_t size=atol(argv[1])<<20;
unsigned 41950110000 0.811198 sec 12.9263 GB/s
uint64_t 419501...
How to prevent moment.js from loading locales with webpack?
Is there any way you can stop moment.js from loading all the locales (I just need English) when you're using webpack? I'm looking at the source and it seems that if hasModule is defined, which it is for webpack, then it always tries to require() every locale. I'm pretty sure this needs a pull ...
How to prevent caching of my Javascript file? [duplicate]
...menting the querystring each time you make a change:
<script src="test.js?version=1"></script>
Or if you are using a server side language, you could automatically generate this:
ASP.NET:
<script src="test.js?rndstr=<%= getRandomStr() %>"></script>
More info on ca...
How to completely remove node.js from Windows
I uninstalled my previous version of node.js (0.8.11) and downloaded the latest, 0.10.24 from the node.js website and installed it. However, after running node --version , it still indicates that I'm running v0.8.11. Obviously, some stuff was left behind during the uninstall process, and it's causi...
Environment variable substitution in sed
...example:
try to replace URL as $url (has : / in content)
x.com:80/aa/bb/aa.js
in string $tmp
<a href="URL">URL</a>
a. use / as delimiter
echo ${url//\//\\/}
x.com:80\/aa\/bb\/aa.js
echo ${url//\//\/}
x.com:80/aa/bb/aa.js
echo "${url//\//\/}"
x.com:80\/aa\/bb\/aa.js
echo $tmp | sed "...