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Sorting an ArrayList of objects using a custom sorting order
... to access and manipulate your collections in many ways, like filtering or grouping your contacts based on some conditions, aggregate some of their property values, etc.
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How can I truncate a datetime in SQL Server?
...ever find yourself truncating a datetime on Sql Server is when you need to group by the day, and even then you should probably have an extra column set up as a computed column, maintained at insert/update time, or maintained in application logic. Get this index-breaking, cpu-heavy work off your data...
Extracting substrings in Go
... Please note that this method will not work with Unicode strings! groups.google.com/forum/#!msg/golang-nuts/ZeYei0IWrLg/…
– Melllvar
Aug 24 '13 at 0:02
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Best way to make Django's login_required the default
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Doh! This is almost exactly the pattern we used for a group of pages that had to be HTTPS, and everything else must not be HTTPS. That was 2.5 years ago and I had completely forgotten about it. Thanx, Daniel!
– Peter Rowell
Jan 29 '10 at 19...
Enforcing the type of the indexed members of a Typescript object?
... label is "key". To convert other labels simply change the first capturing group:
Find: \{\s*\[(key)\s*(+\s*:\s*(\w+)\s*\]\s*:\s*([^\}]+?)\s*;?\s*\}
Replace: Record<$2, $3>
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How to return multiple lines JSX in another return statement in React?
... React is for a component to return multiple
elements. Fragments let you group a list of children without adding
extra nodes to the DOM.
Fragments declared with the explicit syntax may have
keys. A use case for this is mapping a collection to an array of
fragments — for example, to c...
URL to load resources from the classpath in Java
...f ( m.matches() )
{
String protocolPackage = m.group( 1 );
add( protocolPackage );
}
else
{
throw new CustomURLHandlerException( "Your Handler class package must end in 'protocols.yourprotocolname' eg com...
Find out what process registered a global hotkey? (Windows API)
...r All button
Select WM_HOTKEY in the listbox, or check Keyboard in Message Groups (if you're OK with more potential noise)
Click the OK button
Press the hotkey in question (Win + R, for example)
Select the WM_HOTKEY line in the Messages (All Windows) window, right click, and select Properties... in ...
Delete all but the most recent X files in bash
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(ls -t|head -n 5;ls) is a command group. It prints the 5 most recent files twice. sort puts identical lines together. uniq -u removes duplicates, so that all but the 5 most recent files remains. xargs rm calls rm on each of them.
– Fabie...
How to send an object from one Android Activity to another using Intents?
...hinking the same thing, but then I looked into the above referenced Google Groups post from Dianne Hackborn, and she mentions that really the only issue with globals would be when using implicit intents (which can launch an activity outside of your package). This makes sense, as Dianne mentions, bec...