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Should I put input elements inside a label element?
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From w3:
The label itself may be positioned before, after or around the
associated control.
<label for="lastname">Last Name</label>
<input type="text" id="lastname" />
or
<input type="text" id="lastname" /&g...
Difference between one-to-many and many-to-one relationship
...t is the real difference between one-to-many and many-to-one relationship? It is only reversed, kind of?
10 Answers
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How to unmount a busy device
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YES!! There is a way to detach a busy device immediately (even if it is busy and cannot be unmounted forcefully). You may cleanup all later:
umount -l /PATH/OF/BUSY-DEVICE
umount -f /PATH/OF/BUSY-NFS (NETWORK-FILE-SYSTEM)
NOTE:
These commands can disrupt a running process, cause data loss...
Why NSUserDefaults failed to save NSMutableDictionary in iOS?
...encode the root object (NSArray object) using NSKeyedArchiver, which ends with NSData. Then use UserDefaults save the NSData.
When I need the data, I read out the NSData, and use NSKeyedUnarchiver to convert NSData back to the object.
It is a little cumbersome, because i need to convert to/from ...
What's causing my java.net.SocketException: Connection reset? [duplicate]
We are seeing frequent but intermittent java.net.SocketException: Connection reset errors in our logs. We are unsure as to where the Connection reset error is actually coming from, and how to go about debugging.
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Calculating sum of repeated elements in AngularJS ng-repeat
...low displays a shop cart using ng-repeat . For each element in the array, it shows the item name, its amount and the subtotal ( product.price * product.quantity ).
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What is the at sign (@) in a batch file and what does it do?
One remotely familiar with windows/dos batch scripting will recognize this line:
2 Answers
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Ruby ampersand colon shortcut [duplicate]
... is wrong, so to speak. What's happening here isn't "ampersand and colon", it's "ampersand and object". The colon in this case is for the symbol. So, there's & and there's :foo.
The & calls to_proc on the object, and passes it as a block to the method. In Rails, to_proc is implemented on Sym...
How do I set a JLabel's background color?
...ckground of a JLabel to a different color. I can see the word "Test" and it's blue, but the background doesn't change at all. How can I get it to show?
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How to sort the files according to the time stamp in unix? [closed]
... Actually, many *nix filesystems do support creation timestamp… it's just not cross-platform. On FreeBSD and OS X, it's generally only available on native BSD filesystems (including HFS+ on OS X); it's called "file creation time", and ls -U sorts by it. On Linux, it's available on most fi...