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How do you calculate log base 2 in Java for integers?

...o completely get rid of errors I had to add epsilon which is between 1e-11 and 1e-14. Could you have told this before testing? I definitely could not. share | improve this answer | ...
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How do I check/uncheck all checkboxes with a button using jQuery?

... This will not work anymore, .toggle(handler, handler) was deprecated in jQuery 1.8 and removed in jQuery 1.9. Now all it does is toggles visibility. – Himel Das Apr 7 '16 at 14:59 ...
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How to make Scroll From Source feature always enabled?

... @EatatJoes -- in VS go to Tools -> Options -> Projects and Solutions -> General and enable the checkbox "Track Active Item in Solution Explorer". – Tomas Karban May 16 '14 at 0:35 ...
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Why is Class.newInstance() “evil”?

... IDEs allow you to find class usages - it helps during refactoring, if you and your IDE know what code is using class that you plan to change. When you don't do an explicit usage of the constructor, but use Class.newInstance() instead, you risk not to find that usage during refactoring and this pro...
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How to find a parent with a known class in jQuery?

... Very helpful. I always use to do $(this).parent().parent().parent() and i knew there was a better solution. – Wang'l Pakhrin Dec 8 '17 at 16:45 add a comment ...
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ValueError: math domain error

...og as the definition is defining the set of equations, that is, x[0], x[1] and x[2] are variables x,y and z which Newton Raphson uses. It needs these set of equations to solve. – ramanunni.pm Apr 8 '13 at 23:11 ...
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MySQL select with CONCAT condition

I'm trying to compile this in my mind.. i have a table with firstname and lastname fields and i have a string like "Bob Jones" or "Bob Michael Jones" and several others. ...
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Pycharm does not show plot

... Just use plt.show() This command tells the system to draw the plot in Pycharm. Example: plt.imshow(img.reshape((28, 28))) plt.show() share | improve th...
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PendingIntent does not send Intent extras

...pected behaviour, try to implement void onNewIntent(Intent intent) event handler, that way you can access the new intent that was called for the activity (which is not the same as just calling getIntent(), this will always return the first Intent that launched your activity. @Override protected vo...
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Determine distance from the top of a div to top of window with javascript

...en, not the top of the document. I've tried a few things like .offset() and .offsetHeight , but I just can't wrap my brain around it. Thanks! ...