大约有 40,000 项符合查询结果（耗时：0.0614秒） [XML]
Is there a better way of writing v = (v == 0 ? 1 : 0); [closed]
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@Brian: not with that magic + sign! ¯\_(ツ)_/¯
– jAndy
Aug 2 '11 at 11:33
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How to check Oracle database for long running queries
...SQL that is currently "ACTIVE":-
select S.USERNAME, s.sid, s.osuser, t.sql_id, sql_text
from v$sqltext_with_newlines t,V$SESSION s
where t.address =s.sql_address
and t.hash_value = s.sql_hash_value
and s.status = 'ACTIVE'
and s.username <> 'SYSTEM'
order by s.sid,t.piece
/
This shows locks....
Naming of ID columns in database tables
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26
ID is a SQL Antipattern.
See http://www.amazon.com/s/ref=nb_sb_ss_i_1_5?url=search-alias%3Dstri...
Get Image Height and Width as integer values?
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6 Answers
6
Active
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Failed to execute goal org.apache.maven.plugins:maven-surefire-plugin:2.10:test
... Java 8 so they were failing. My error was resolved after changing jdk1.8.0_92 to jdk1.7.0_80.
The build would succeed with mvn clean install -DskipTests but this will skip the unit tests. So just ensure that you run then separately after the build is complete.
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Get specific object by id from array of objects in AngularJS
...by id, the result is an array
// so we select the element 0
single_object = $filter('filter')(foo.results, function (d) {return d.id === 2;})[0];
// If you want to see the result, just check the log
console.log(single_object);
}]);
Plunker: http://plnkr.co/edit/5E7FYqNNqDuqFBlyDq...
C++ catching all exceptions
...s, but it should be considered bad design. You can use c++11's new current_exception mechanism, but if you don't have the ability to use c++11 (legacy code systems requiring a rewrite), then you have no named exception pointer to use to get a message or name. You may want to add separate catch cl...