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What does it mean to hydrate an object?
...atabase, from the network, or from a file system).
From Erick Robertson's comments on this answer:
deserialization == instantiation + hydration
If you don't need to worry about blistering performance, and you aren't debugging performance optimizations that are in the internals of a data acces...
Boolean method naming readability
...e has to a be subject, predicate, and an object, for example, UserSessionIsComplete or IsUserSessionComplete, which one do you prefer?
– Yang
Jun 19 '19 at 19:53
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install / uninstall APKs programmatically (PackageManager vs Intents)
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Scala downwards or decreasing for loop?
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@Felix: You're welcome. I should have also pointed out that there is also until that you can use in place of to to exclude the right-hand end-point from the range. The left-hand endpoint is always included.
– Randall Schu...
How to respond with HTTP 400 error in a Spring MVC @ResponseBody method returning String?
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you are welcome any time you can add custom header too check all constructors of ResponseEntity
– Bassem Reda Zohdy
Apr 27 '13 at 22:27
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How can I repeat a character in Bash?
...:
printf '=%.0s' {1..100}
How this works:
Bash expands {1..100} so the command becomes:
printf '=%.0s' 1 2 3 4 ... 100
I've set printf's format to =%.0s which means that it will always print a single = no matter what argument it is given. Therefore it prints 100 =s.
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Having both a Created and Last Updated timestamp columns in MySQL 4.0
... restriction has been lifted. Any TIMESTAMP column definition can have any combination of DEFAULT CURRENT_TIMESTAMP and ON UPDATE CURRENT_TIMESTAMP clauses. In addition, these clauses now can be used with DATETIME column definitions. For more information, see Automatic Initialization and Updating fo...
How to correctly close a feature branch in Mercurial?
...)
Another way is to close a feature branch before merging using an extra commit:
$ hg up feature-x
$ hg ci -m 'Closed branch feature-x' --close-branch
$ hg up default
$ hg merge feature-x
$ hg ci -m merge
$ hg heads
(1 head)
$ hg branches
default 43:...
(1 branch)
The first one is ...
How do I enable MSDTC on SQL Server?
... Server 2008 r2 and Windows Server 2012 R2
Click Start, click Run, type dcomcnfg and then click OK to open Component Services.
In the console tree, click to expand Component Services, click to expand Computers, click to expand My Computer, click to expand Distributed Transaction Coordinator and th...
How can one use multi threading in PHP applications
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$t = microtime(true);
$g = new AsyncWebRequest(sprintf("http://www.google.com/?q=%s", rand() * 10));
/* starting synchronization */
if ($g->start()) {
printf("Request took %f seconds to start ", microtime(true) - $t);
while ( $g->isRunning() ) {
echo ".";
usleep(100);
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