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What is the reason why “synchronized” is not allowed in Java 8 interface methods?

...o participate in the synchronization policy of some other object, if they know what that policy is. The dangerous part is assuming that synchronizing on 'this' (which is what sync methods do) is actually meaningful; this needs to be a more explicit decision. That said, I expect sync blocks in inte...
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How can I save an image with PIL?

... BMP (without the dot) or pass the output name with the extension already. Now to handle the error you need to properly modify your data in the frequency domain to be saved as an integer image, PIL is telling you that it doesn't accept float data to save as BMP. Here is a suggestion (with other mino...
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How to Compare Flags in C#?

...itwise AND operation. FlagTest.Flag1 is equivalent to 001 with OP's enum. Now let's say testItem has Flag1 and Flag2 (so it's bitwise 101): 001 &101 ---- 001 == FlagTest.Flag1 share | i...
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Why use pip over easy_install? [closed]

...Roseman is not). Here's the current state of things: Binary packages are now distributed as wheels (.whl files)—not just on PyPI, but in third-party repositories like Christoph Gohlke's Extension Packages for Windows. pip can handle wheels; easy_install cannot. Virtual environments (which come b...
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tmux set -g mouse-mode on doesn't work

...tober 2015) From the changelog: Mouse-mode has been rewritten. There's now no longer options for: - mouse-resize-pane - mouse-select-pane - mouse-select-window - mode-mouse Instead there is just one option: 'mouse' which turns on mouse support So this is what I'm using now ...
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How to install Google Play Services in a Genymotion VM (with no drag and drop support)?

...gle Play Services. Once the new Google Play Services is installed you will now have stable, working access to Google Play share | improve this answer | follow ...
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Check difference in seconds between two times

... (dateTime1 - dateTime2).TotalSeconds; In your case, you 'd use DateTime.Now as one of the values and the time in the list as the other. Be careful of the order, as the result can be negative if dateTime1 is earlier than dateTime2. ...
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iPhone UIView Animation Best Practice

...ify an arbitrary CoreImage filter to use as a transition, but as it stands now you can't do this on the iPhone, which lacks CoreImage. share | improve this answer | follow ...
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How to properly seed random number generator

... simply call Intn to get the next random integer. Move the rand.Seed(time.Now().UTC().UnixNano()) line from the randInt function to the start of the main and everything will be faster. Note also that I think you can simplify your string building: package main import ( "fmt" "math/rand" ...
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How to properly match varargs in Mockito

... for info anyVararg is now deprecated: "@deprecated as of 2.1.0 use any()" – alexbt Nov 13 '16 at 20:12 ...