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Replacing a 32-bit loop counter with 64-bit introduces crazy performance deviations with _mm_popcnt_

...will wait until dest is ready before executing. This false dependency is (now) documented by Intel as erratum HSD146 (Haswell) and SKL029 (Skylake) Skylake fixed this for lzcnt and tzcnt. Cannon Lake (and Ice Lake) fixed this for popcnt. bsf/bsr have a true output dependency: output unmodified for...
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Is there a foreach in MATLAB? If so, how does it behave if the underlying data changes?

... I hear Matlab has lazy evaluation now. If not, we do have the technology to implement them. – Dmitry Dec 11 '16 at 21:57 ...
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How to shorten my conditional statements

...lyfill. Short explanation of the ~ tilde shortcut: Update: Since we now have the includes method, there's no point in using the ~ hack anymore. Just keeping this here for people that are interested in knowing how it works and/or have encountered it in other's code. Instead of checking if th...
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Why would one use the Publish/Subscribe pattern (in JS/jQuery)?

...ing is an Object-oriented principle in which each component of the system knows its responsibility and doesn’t care about the other components (or at least tries to not care about them as much as possible). Loose coupling is a good thing because you can easily reuse the different modules. You’re...
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The imported project “C:\Microsoft.CSharp.targets” was not found

... up to your current project folder). Then restart the project or solution. Now, Rebuild solution file. Project will get new references from nuGet package manager. And your issue has been resolved. This is not proper solution, but I posted it here because I face same issue. In my case, I wasn't e...
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How do you use version control with Access development?

...ercase spelling. For example: every file that once contained "OrderNumber" now contains "Ordernumber" in the export and is therefore marked as "changed" (at least by SVN, didn't try other SCM yet). Any idea how I can avoid this? Thanks a lot! – Christian Specht ...
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how to make twitter bootstrap submenu to open on the left side?

...on and my answer are from august 2012. Meanwhile, Bootstrap is changed, so now you have .pull-left class. Back then, my answer was correct. Now you don't have to manually set css, you have that .pull-left class. – Miljan Puzović Mar 2 '14 at 19:58 ...
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How to add hours to current time in python

... from datetime import datetime, timedelta nine_hours_from_now = datetime.now() + timedelta(hours=9) #datetime.datetime(2012, 12, 3, 23, 24, 31, 774118) And then use string formatting to get the relevant pieces: >>> '{:%H:%M:%S}'.format(nine_hours_from_now) '23:24:31' I...
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How do I convert an interval into a number of hours with postgres?

...you want integer i.e. number of days: SELECT (EXTRACT(epoch FROM (SELECT (NOW() - '2014-08-02 08:10:56')))/86400)::int share | improve this answer | follow |...
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Android Get Current timestamp?

... * @return current time as a string. */ public static String getNow() { Time now = new Time(); now.setToNow(); String sTime = now.format("%Y_%m_%d %T"); return sTime; } /** * Get current time in human-readable form without spaces and special ch...