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Test for non-zero length string in Bash: [ -n “$var” ] or [ “$var” ]
...rt of the conditional expression (the result matches the assertion implied by the "T" or "F" in the description column). When [[ is used (column 1b), the variable content is seen as a string and not evaluated.
The errors in columns 3a and 5a are caused by the fact that the variable value includes a...
Resync git repo with new .gitignore file
...iles will remain in your repository and will have to be removed explicitly by enclosing their path with double quotes:
git rm --cached "<path.to.remaining.file>"
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Use “ENTER” key on softkeyboard instead of clicking button
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You do it by setting a OnKeyListener on your EditText.
Here is a sample from my own code. I have an EditText named addCourseText, which will call the function addCourseFromTextBox when either the enter key or the d-pad is clicked.
ad...
Connect Device to Mac localhost Server? [closed]
...which solved the problem. Click Settings > Turn WI-FI Off.
I tested it by going to Safari on my iPhone and entering my host name or IP address. For example:
http://<name>.local or http://10.0.1.5
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How to exclude specific folders or files from validation in Eclipse?
... validation errors in the folders, npm generates (like node_modules), just by selecting a folder and check the "Derived" check mark under "Resource".
After a Project -> Clean the Errors are gone.
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Error to use a section registered as allowDefinition='MachineToApplication' beyond application level
...en you should be able to turn the sub-folder into a web application in IIS by following the steps contained in this link archived link below. The original link is no longer working. (see archived)
Hope this helps.
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difference between throw and throw new Exception()
...row your new exception class, passing ex as the InnerException parameter. By passing the original InnerException, you preserve all of the original exception's properties, including the stack trace.
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Where do you include the jQuery library from? Google JSAPI? CDN?
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Without a doubt I choose to have JQuery served by Google API servers. I didn't go with the jsapi method since I don't leverage any other Google API's, however if that ever changed then I would consider it...
First: The Google api servers are distributed across the world...
Are string.Equals() and == operator really same? [duplicate]
...based on the compile-time types of the objects:
// Avoid getting confused by interning
object x = new StringBuilder("hello").ToString();
object y = new StringBuilder("hello").ToString();
if (x.Equals(y)) // Yes
// The compiler doesn't know to call ==(string, string) so it generates
// a reference ...
What is MyAssembly.XmlSerializers.dll generated for?
...XmlSerializer if you have used that class to serialize types in your code. By default, this option is set to Auto, which specifies that serialization assemblies be generated only if you have used XmlSerializer to encode types in your code to XML. msdn.microsoft.com/en-us/library/kb4wyys2.aspx
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