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What is the correct XPath for choosing attributes that contain “foo”?
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//a[contains(@prop,'Foo')]
I added this for the sake of thoroughness and in the spirit of stackoverflow. :)
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Running a cron job on Linux every six hours
How can I run command every six hours every day?
7 Answers
7
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How to set a Javascript object values dynamically?
...j[prop] = value;
That should work. You mixed up the name of the variable and its value. But indexing an object with strings to get at its properties works fine in JavaScript.
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What is the C# equivalent to Java's isInstance()?
I know of is and as for instanceof , but what about the reflective isInstance() method?
5 Answers
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Rails: How to list database tables/objects using the Rails console?
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You are probably seeking:
ActiveRecord::Base.connection.tables
and
ActiveRecord::Base.connection.columns('projects').map(&:name)
You should probably wrap them in shorter syntax inside your .irbrc.
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How do I check out a specific version of a submodule using 'git submodule'?
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# modified: submodule (new commits)
Add the submodule directory and commit to store the new pointer.
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How to kill a process running on particular port in Linux?
...omcat /bin directory. But found that the server was not closed properly. And thus I was unable to restart My tomcat is running on port 8080 .
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Create Test Class in IntelliJ
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In my project for some reason, even though the class and the test class are located in the same package, when I did Ctrl+Shift+T it says "No Test Class Found". Also, when I right click on the test file, it only gives me the option to compile test, but not run test. Any idea?
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To find whether a column exists in data frame or not
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Assuming that the name of your data frame is dat and that your column name to check is "d", you can use the %in% operator:
if("d" %in% colnames(dat))
{
cat("Yep, it's in there!\n");
}
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Create a custom View by inflating a layout?
...ss of RelativeLayout, add all our your components in code (TextView, etc), and in your constructor you can read the attributes passed in from the XML. You can then pass that attribute to your title TextView.
http://developer.android.com/guide/topics/ui/custom-components.html
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