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Override back button to act like home button
... be for an Activity to finish normally and be able to recreate itself e.g. reading the current state from a Service if needed. But moveTaskToBack can be used as a quick alternative on occasion.
NOTE: as pointed out by Dave below Android 2.0 introduced a new onBackPressed method, and these recommend...
ICollection Vs List in Entity Framework
...first in to designing a few Entity Framework applications. I really didn't read that much documentation and I feel like I am suffering for it now.
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jQuery selector regular expressions
... The answer below from nickf should be the accepted one. If you are reading this answer, be sure to read that one!
– Quentin Skousen
Sep 17 '14 at 19:58
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Hidden Features of MySQL
...d, things I took for granted weren’t working the same with MySQL. And my reading on MySQL tuning makes me conclude that MySQL is behind Oracle in terms of optimizing queries.
While the simple queries required for most B2C applications may work well for MySQL, most of the aggregate reporting type...
How do I look inside a Python object?
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First, read the source.
Second, use the dir() function.
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How to create a MySQL hierarchical recursive query
...here a condition is put to only include records for which the parent was already identified as being in the descendant tree (all descendants of the primary parent are progressively added to @pv).
The conditions in this where clause are evaluated in order, and the evaluation is interrupted once the t...
How can I open Java .class files in a human-readable way?
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If you don't mind reading bytecode, javap should work fine. It's part of the standard JDK installation.
Usage: javap <options> <classes>...
where options include:
-c Disassemble the code
-classpath &l...
Hidden Features of SQL Server
... extras:
MultipleActiveResultSets=true;
This makes ADO.Net 2.0 and above read multiple, forward-only, read-only results sets on a single database connection, which can improve performance if you're doing a lot of reading. You can turn it on even if you're doing a mix of query types.
Application N...
Installing vim with ruby support (+ruby)
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@MartinMacak you could try reading output of configure. it should give some kind of clues. but it's quite tricky. having hard time to get python enabled myself.
– Arnis Lapsa
Feb 10 '13 at 14:38
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JavaScript ternary operator example with functions
... It's a great way to reduce four lines of code into one without impacting readability. The only word of advice I would give you is to avoid nesting multiple ternary statements on the same line (that way lies madness!)
shar...