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Why do we copy then move?
I saw code somewhere in which someone decided to copy an object and subsequently move it to a data member of a class. This left me in confusion in that I thought the whole point of moving was to avoid copying. Here is the example:
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What is the most appropriate way to store user settings in Android application
...eating an application which connects to the server using username/password and I would like to enable the option "Save password" so the user wouldn't have to type the password each time the application starts.
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What is lazy loading in Hibernate?
What is lazy loading in Java? I don't understand the process. Can anybody help me to understand the process of lazy loading?
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Understanding slice notation
...t value that is not in the selected slice. So, the difference between stop and start is the number of elements selected (if step is 1, the default).
The other feature is that start or stop may be a negative number, which means it counts from the end of the array instead of the beginning. So:
a[-1]...
TSQL - Cast string to integer or return default value
Is there a way in T-SQL to cast an nvarchar to int and return a default value or NULL if the conversion fails?
8 Answers
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What is the difference between an annotated and unannotated tag?
If I want to tag the current commit. I know both of the following command lines work:
3 Answers
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Stretch and scale CSS background
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That would work for Safari 3 (or later), Chrome, Opera 10+, Firefox 3.6+, and Internet Explorer 9 (or later).
For it to work with lower verions of Internet Explorer, try these CSS:
filter: progid:DXImageTransform.Microsoft.AlphaImageLoader(src='.myBackground.jpg', sizingMethod='scale');
-ms-fi...
Debugging WebSocket in Google Chrome
...ing through a WebSocket? For debugging purposes I'd like to see the client and server requests/responses.
11 Answers
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Focus-follows-mouse (plus auto-raise) on Mac OS X
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You can do it for Terminal.app by issuing the following command at the command line:
defaults write com.apple.Terminal FocusFollowsMouse -bool true
For X11 apps you can do this:
defaults write com.apple.x11 wm_ffm -bool true
In Snow Leopard, use this instead:
defaults write org...
How to cherry-pick multiple commits
...hes. Commit a is the head of one, while the other has b , c , d , e and f on top of a . I want to move c , d , e and f to first branch without commit b . Using cherry pick it is easy: checkout first branch cherry-pick one by one c to f and rebase second branch onto first. But is...