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Firefox Web Console Disabled?

...rowsers. In the case of Firefox it also happens when Firebug is installed and its console is enabled, since that overrides the default window.console. share | improve this answer | ...
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Is there an equivalent to background-size: cover and contain for image elements?

I have a site with many pages and different background pictures, and I display them from CSS like: 14 Answers ...
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Undo a Git merge that hasn't been pushed yet

...--hard HEAD~1 It will get you back 1 commit. Be aware that any modified and uncommitted/unstashed files will be reset to their unmodified state. To keep them either stash changes away or see --merge option below. As @Velmont suggested below in his answer, in this direct case using: git rese...
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What is the memory consumption of an object in Java?

...en decide up front which one to call. Then of course the hardware and OS have multilayer caches, on chip-cache, SRAM cache, DRAM cache, ordinary RAM working set and backing store on disk. Your data may be duplicated at every cache level. All this complexity means you can only very roughly p...
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Signtool error: No certificates were found that met all given criteria with a Windows Store App?

...g to sign a Windows 8 appx package with a pfx file I have. I'm using a command like so: 19 Answers ...
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Base64 length calculation?

... * 6 = 24 bits = 3 bytes. So you need 4*(n/3) chars to represent n bytes, and this needs to be rounded up to a multiple of 4. The number of unused padding chars resulting from the rounding up to a multiple of 4 will obviously be 0, 1, 2 or 3. ...
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How to determine height of UICollectionView with FlowLayout

I've got an UICollectionView with an UICollectionViewFlowLayout , and i want to calculate its content size (for return in intrinsicContentSize needed for adjusting its height via AutoLayout). ...
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Singletons vs. Application Context in Android?

Recalling this post enumerating several problems of using singletons and having seen several examples of Android applications using singleton pattern, I wonder if it's a good idea to use Singletons instead of single instances shared through global application state (subclassing android.os.Applicat...
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What is the Difference Between read() and recv() , and Between send() and write()?

What is the difference between read() and recv() , and between send() and write() in socket programming in terms of performances, speed and other behaviors? ...
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Difference between 'self' and 'total' in Chrome CPU Profile of JS

What is the difference between the 'self' and 'total' columns in the Chrome CPU profiling of JS code? 2 Answers ...