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Big O, how do you calculate/approximate it?

...n't a moron, its average case complexity is O(n log n) and it uses a pivot selection strategy that reduces the odds of hitting the O(n²) case). And both bsearch and qsort can be worse if the comparator function is pathological. – ShadowRanger Mar 21 '19 at 14:...
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How can I make space between two buttons in same div?

... Put them inside btn-toolbar or some other container, not btn-group. btn-group joins them together. More info on Bootstrap documentation. Edit: The original question was for Bootstrap 2.x, but the same is still valid for Bootstrap 3 and ...
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What is the correct way to create a single-instance WPF application?

...nal feelings) that it is still better to open a new app when file assoc is selected. But I understand better the question asked now. Thanks ! – Eric Ouellet Dec 6 '13 at 16:07 ...
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Add a reference column migration in Rails 4

...b:migrate. This migration will take care of adding a new column named user_id to uploads table (referencing id column in users table), PLUS it will also add an index on the new column. UPDATE [For Rails 4.2] Rails can’t be trusted to maintain referential integrity; relational databases come to o...
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How to include layout inside layout?

How to include layout inside layout in Android? 6 Answers 6 ...
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Difference between app.use and app.get in express.js

... app.use() is intended for binding middleware to your application. The path is a "mount" or "prefix" path and limits the middleware to only apply to any paths requested that begin with it. It can even be used to embed another application: // subapp.js var expr...
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Is it possible to set the equivalent of a src attribute of an img tag in CSS?

... without proper browser support I don't see this as a valid answer, sorry. – emachine Aug 30 '13 at 17:37  |  show 21 more c...
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WebAPI Delete not working - 405 Method Not Allowed

... add the following to your web.config <system.webServer> <validation validateIntegratedModeConfiguration="false"/> <modules runAllManagedModulesForAllRequests="true"> <remove name="WebDAVModule"/> <!-- ADD THIS --> </modules> ... rest of s...
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How does this checkbox recaptcha work and how can I use it?

...And I also found this: http://jaswsinc.com/recaptcha-ads/ Apparently they did an invite-only beta of their "no CAPTCHA reCAPTCHA" So.... You probably won't be able to make it work on your site, yet. I can't find any information on opting into the beta, but if you search for "No CAPTCHA reCAPTCHA bet...
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Detect 7 inch and 10 inch tablet programmatically

... From this, we can get the information required to size the display: int widthPixels = metrics.widthPixels; int heightPixels = metrics.heightPixels; This will return the absolute value of the width and the height in pixels, so 1280x720 for the Galaxy SIII, the Galaxy Nexus etc. This isn't usual...