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What are the differences between the different saving methods in Hibernate?
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If your description of merge/persist only being important on transient objects then this makes a ton of sense and fits with how we use hibernate. Also note a merge often has performance limitations compared to an update as it seems t...
What's wrong with cplusplus.com?
...ir old values" is an unforgiveable error, it just shows that the cplusplus description wasn't based on the standard.
– Steve Jessop
Jun 29 '11 at 12:27
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When do I need to use AtomicBoolean in Java?
...e java.util.concurrent.atomic package overview gives you a good high-level description of what the classes in this package do and when to use them. I'd also recommend the book Java Concurrency in Practice by Brian Goetz.
sha...
Spring Boot application as a Service
...can add the following script in /etc/systemd/system/myapp.service:
[Unit]
Description=myapp
After=syslog.target
[Service]
ExecStart=/var/myapp/myapp.jar
[Install]
WantedBy=multi-user.target
NB: in case you are using this method, do not forget to make the jar file itself executable (with chmod...
how to display full stored procedure code?
... fname
,proargnames AS args
,t.typname AS return_type
,d.description
,pg_get_functiondef(p.oid) as definition
-- ,CASE WHEN NOT p.proisagg THEN pg_get_functiondef(p.oid)
-- ELSE 'pg_get_functiondef() can''t be used with aggregate functions'
-- END as def...
Entity Framework and Connection Pooling
..." or such may be the right way? In other situations, like web services and ASP.NET, contexts within methods only makes more sense. About correct?
– Noldorin
Sep 6 '10 at 19:37
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How to remove element from an array in JavaScript?
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While the code example is correct, the description is misleading: (a) as @DanH points out, it is the first element that is returned, and (b) the fact that the input array is modified is not made clear. Therefore, Ped's answer is superior.
– m...
jQuery : eq() vs get()
...elements have no method fadeIn() it fails.
http://api.jquery.com/get/
Description: Retrieve the DOM elements matched by the jQuery object.
http://api.jquery.com/eq-selector/
Description: Select the element at index n within the matched set.
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What's in an Eclipse .classpath/.project file?
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.project
When a project is created in the workspace, a project description file is automatically generated that describes the project. The sole purpose of this file is to make the project self-describing, so that a project that is zipped up or released to a server can be correctly recrea...
Difference between add(), replace(), and addToBackStack()
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1) fragmentTransaction.addToBackStack(str);
Description - Add this transaction to the back stack. This means that the transaction will be remembered after it is committed, and will reverse its operation when later popped off the stack.
2) fragmentTransaction.replace(i...