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What is the difference between Spring, Struts, Hibernate, JavaServer Faces, Tapestry?
...used to wire things using dependency injection. Spring provides additional services like transaction management and seamless integration of various other technologies.
Struts is an action-based presentation framework (but don't use it for a new development).
Struts 2 is an action-based presentation ...
Hidden Features of MySQL
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Since you put up a bounty, I'll share my hard won secrets...
In general, all the SQLs I tuned today required using sub-queries. Having come from Oracle database world, things I took for granted weren’t working the same with MySQL. And my reading on MySQL tuning makes me conclude that MySQL is be...
Why does the 260 character path length limit exist in Windows?
... answered Dec 10 '09 at 11:45
vallivalli
5,07122 gold badges1717 silver badges88 bronze badges
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Create a .csv file with values from a Python list
...he values from a Python list. When I print the values in the list they are all unicode (?), i.e. they look something like this
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Delete topic in Kafka 0.8.1.1
... Kafka-server and Zookeeper-server
Remove the tmp data directories of both services, by default they are
C:/tmp/kafka-logs and C:/tmp/zookeeper.
then start Zookeeper-server and Kafka-server
Enable IIS7 gzip
...ted under Server Manager > Roles > Web Server (IIS). Click "Add Role Services" in the "Roles" section. "Dynamic Content Compression" is listed under the "Performance" header.
– Jonathan Little
Dec 10 '15 at 15:18
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WebClient vs. HttpWebRequest/HttpWebResponse
...Tim Heuer's blog - http://timheuer.com/blog/archive/2008/03/14/calling-web-services-with-silverlight-2.aspx
Instead in Silverlight you'll want to use WebClient or HttpWebRequest. What's the difference? Here's the timheuer version. WebClient is a simpler implementation doing GET requests really ...
Is it possible to set private property via reflection?
...lic, you apparently don't need to use BindingFlags.NonPublic to find it. Calling SetValue despite the the setter having less accessibility still does what you expect.
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What does mysql error 1025 (HY000): Error on rename of './foo' (errorno: 150) mean?
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You usually get this error if your tables use the InnoDB engine. In that case you would have to drop the foreign key, and then do the alter table and drop the column.
But the tricky part is that you can't drop the foreign key using...
What's the difference between RANK() and DENSE_RANK() functions in oracle?
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with q as (
select 10 deptno, 'rrr' empname, 10000.00 sal from dual union all
select 11, 'nnn', 20000.00 from dual union all
select 11, 'mmm', 5000.00 from dual union all
select 12, 'kkk', 30000 from dual union all
select 10, 'fff', 40000 from dual union all
select 10, 'ddd', 40000 from dual union ...