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Divide a number by 3 without using *, /, +, -, % operators
.../ 3 = a/4 + a/16 + a/64 + (..). Dividing by 4 is where the bit shift comes from. The last check on num==3 is needed because we've only got integers to work with.
– Yorick Sijsling
Jul 30 '12 at 12:40
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Equivalent of String.format in jQuery
I'm trying to move some JavaScript code from MicrosoftAjax to JQuery. I use the JavaScript equivalents in MicrosoftAjax of the popular .net methods, e.g. String.format(), String.startsWith(), etc. Are there equivalents to them in jQuery?
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Error: “dictionary update sequence element #0 has length 1; 2 is required” on Django 1.4
....0+) function call.
For instance, the following functions throw the error from the question:
url(r'^foo/(?P<bar>[A-Za-z]+)/$', views.FooBar.as_view(), 'foo')
path('foo/{slug:bar}/', views.FooBar, 'foo')
But these actually work:
url(r'^foo/(?P<bar>[A-Za-z]+)/$', views.FooBar.as_view(...
Exception thrown in NSOrderedSet generated accessors
...sions at WWDC. They acknowledge the issue and that it's a genuine bug, and from what I've seen it has the "critical" status, but of course there's no promise as to when they'll fix it. I don't think it'll be fixed in iOS6/Mountain Lion. I think it'd be good to duplicate this radar further. Currently...
Make a program run slowly
...ux scheduler will have this issue. There was some sort of thread analyzer from Intel afair. I see Vtune Release Notes. This is Vtune, but I was pretty sure there is another tool to analyze thread races. See: Intel Thread Checker, which can check for some thread race conditions. But we don't kno...
Good Hash Function for Strings
...collisions. But if I SHA-256 the string value and then generate a hashcode from the digested string, the collision ratio is less than 0.0001%. Thanks!
– benjismith
Nov 18 '10 at 18:54
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How to get Git to clone into current directory
...ply put a dot next to it
git clone git@github.com:user/my-project.git .
From git help clone:
Cloning into an existing directory is only allowed if the directory is empty.
So make sure the directory is empty (check with ls -a), otherwise the command will fail.
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When to use @QueryParam vs @PathParam
...ill set up his/her profile, save it, and then unlikely to change that much from there on; this means webcrawlers/search engines/browsers/etc can cache this page nicely based on the path.
If a parameter passed in the URL is likely to change the page layout/content then I'd use that as a queryparam....
Length of a JavaScript object
... @stonyau IE8, IE9, IE10 are dead browsers that don't get support from Microsoft. IE8, IE9, IE10 user gets notification from Microsoft, that they use old, unsupported browser and should expect that stuff will not work for them. support.microsoft.com/en-us/kb/3123303
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How do I list the symbols in a .so file
How do I list the symbols being exported from a .so file? If possible, I'd also like to know their source (e.g. if they are pulled in from a static library).
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