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Is multiplication and division using shift operators in C actually faster?

...apable. Your best bet is to tell the compiler your intent clearly (i.e. i*2 rather than i << 1) and let it decide what the fastest assembly/machine code sequence is. It's even possible that the processor itself has implemented the multiply instruction as a sequence of shifts & adds in mi...
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Easiest way to copy a single file from host to Vagrant guest?

...oad a file from the host machine to the guest machine. Vagrant.configure("2") do |config| # ... other configuration config.vm.provision "file", source: "~/.gitconfig", destination: ".gitconfig" end share | ...
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Accessing the logged-in user in a template

... 229 You can access user data directly in the twig template without requesting anything in the cont...
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Set padding for UITextField with UITextBorderStyleNone

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error LNK2038: mismatch detected for '_ITERATOR_DEBUG_LEVEL': value '0' doesn't match value '2' in m

... to my problem but none helped. I tried clean, rebuild. Reinstalled visual 2010 and change from professional to ultimate. But still I dont know why I have this error. My project look like this: 1 Exe Solution to test my static library. 1 Dll Solution static library. Code which is converted to dll i...
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In which order do CSS stylesheets override?

...hrase them badly, I'll simply refer you to the spec: http://www.w3.org/TR/2011/REC-CSS2-20110607/cascade.html#cascade In short: more specific rules override more general ones. Specificity is defined based on how many IDs, classes, and element names are involved, as well as whether the !important d...
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Hard reset of a single file

... | edited May 23 '17 at 12:18 Community♦ 111 silver badge answered Aug 22 '11 at 12:16 ...
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Replace Default Null Values Returned From Left Outer Join

I have a Microsoft SQL Server 2008 query that returns data from three tables using a left outer join. Many times, there is no data in the second and third tables and so I get a null which I think is the default for left outer join. Is there a way to replace the default values in the select stateme...
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Thread-safe List property

... Bala RBala R 99.2k2222 gold badges178178 silver badges201201 bronze badges ...
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How do I load the contents of a text file into a javascript variable?

... | edited Oct 13 '08 at 2:10 answered Oct 13 '08 at 2:02 ...