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Is the order guaranteed for the return of keys and values from a LinkedHashMap object?
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The Map interface provides three
collection views, which allow a map's contents to be viewed as a set
of keys, collection of values, or set
of key-value mappings. The order of
a map is defined as the order in which
the iterators on the map's collection
views return their ...
Cache Invalidation — Is there a General Solution?
...ched value of b. If you chose 2 you must still check b every time but can fall back on the cache for a if b checks out.
If you layer caches you must consider whether you have violated the 'rules' of the system as a result of the combined behaviour.
If you know that a always has validity if b does...
Programmatically create a UIView with color gradient
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Objective-C:
UIView *view = [[UIView alloc] initWithFrame:CGRectMake(0, 0, 320, 50)];
CAGradientLayer *gradient = [CAGradientLayer layer];
gradient.frame = view.bounds;
gradient.colors = @[(id)[UIColor whiteColor].CGColor, (id)[UIColor blackColor].CGColor];
[v...
Heroku/GoDaddy: send naked domain to www [closed]
... at the bottom of the "Domain Information" section:
If you do this then all traffic to yourdomain.com will be routed to the Heroku app CNAME (which is the better approach).
One note, however, if you are on the Cedar stack then don't use proxy.heroku.com for the host of your www CNAME. Instead us...
What happens to git commits created in a detached HEAD state?
...-pick [SHA] to move the commit onto an existing branch in case you accidentally committed while in detached head state
– Jan Aagaard Meier
Aug 20 '14 at 12:56
3
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Filtering collections in C#
... ints that are > than 7, Where returns an
// IEnumerable<T> so a call to ToList is required to convert back to a List<T>.
List<int> filteredList = myList.Where( x => x > 7).ToList();
If you can't find the .Where, that means you need to import using System.Linq; at the to...
How to style a checkbox using CSS
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OLDER ANSWER
Here's a useful article about styling checkboxes. Basically, that writer found that it varies tremendously from browser to browser, and that many browsers always display the default checkbox no matter how you style it. So there really isn't an easy way.
It's not hard to imagine ...
Save and load MemoryStream to/from a file
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In the first code block, instead of manually copying memory stream to array, you can use built-in ms.ToArray() function.
– Gman
Mar 25 '13 at 12:36
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Is there any way to prevent input type=“number” getting negative values?
...entered using the arrow buttons / spinner. However, the user can still manually enter in a negative number and have that field's value read as a negative number, thus bypassing the min attribute.
– ecbrodie
Jul 14 '15 at 15:49
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Get first day of week in PHP?
...HP version used: 3v4l.org/Z3k4E @LewisBuckley's solution is consistent for all versions: 3v4l.org/Eeh9c
– Chris Baker
Jun 25 '14 at 14:45
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