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invalid command code ., despite escaping periods, using sed
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If you are on a OS X, this probably has nothing to do with the sed command. On the OSX version of sed, the -i option expects an extension argument so your command is actually parsed as the extension argument and the file path is interpreted as the command code.
Try adding the -e argument ex...
How to get the name of a function in Go?
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9
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Difference between make and build in Android Studio
...ebuild Project.
If you look at the menu, you'll see that Make Project and Compile have keyboard shortcuts, that suggests that they are often used. Others are seldom used.
It is the same as IntelliJ Idea.
Compile All the source files in the specified scope are compiled. The scope in this case ...
Calling constructor from other constructor in same class
...b )
{
this.m_A = a;
this.m_B = b;
}
Source Courtesy of csharp411.com
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Rails “validates_uniqueness_of” Case Sensitivity
...rt statement for the new record and fail with a ugly server exception that comes back from the SQL adapter. If you do not have a database constraint, the insert will succeed and you now have two rows with 'foo' as the name.
See also "Concurrency and integrity" in the validates_uniqueness_of Rails...
Operational Transformation library?
...rts of Google Wave's OT implementation are Open Source (and more parts are coming).
I'm not sure if this is what you are looking for, but an alternative to OT is Differential Synchronization:
Google-Diff-Match-Patch - Diff, Match and Patch libraries for Plain Text: "The Diff Match and Patch libra...
Get query from java.sql.PreparedStatement [duplicate]
... contract, but if you're lucky, the JDBC driver in question may return the complete SQL by just calling PreparedStatement#toString(). I.e.
System.out.println(preparedStatement);
To my experience, the ones which do so are at least the PostgreSQL 8.x and MySQL 5.x JDBC drivers. For the case your JD...
How do you increase the max number of concurrent connections in Apache?
...hild
http://web.archive.org/web/20160415001028/http://www.genericarticles.com/mediawiki/index.php?title=How_to_optimize_apache_web_server_for_maximum_concurrent_connections_or_increase_max_clients_in_apache
ServerLimit 16
StartServers 2
MaxClients 200
MinSpareThreads 25
MaxSpareThreads 75
ThreadsP...
HTML Body says cz-shortcut-listen=“true” with Chrome's Developer Tools?
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It's being added by the Colorzilla browser extension.
https://twitter.com/brianpemberton/status/201455628143689728
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BasicHttpBinding vs WsHttpBinding vs WebHttpBinding
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You're comparing apples to oranges here:
webHttpBinding is the REST-style binding, where you basically just hit a URL and get back a truckload of XML or JSON from the web service
basicHttpBinding and wsHttpBinding are two SOAP-ba...