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Difference between == and === in JavaScript [duplicate]
What is the difference between == and === in JavaScript? I have also seen != and !== operators. Are there more such operators?
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Changing Vim indentation behavior by file type
...auses vim to use tabs with a width of 2 characters for indenting (the noexpandtab option is set globally elsewhere in my configuration).
This is described here: http://vimdoc.sourceforge.net/htmldoc/usr_05.html#05.4, scroll down to the section on filetype plugins.
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Setting the default Java character encoding
...r main method is entered, the character encoding used by String.getBytes() and the default constructors of InputStreamReader and OutputStreamWriter has been permanently cached.
As Edward Grech points out, in a special case like this, the environment variable JAVA_TOOL_OPTIONS can be used to specify...
How can I lock a file using java (if possible)
...utStreamReader(in, charset)
) {
...
}
(Disclaimer: Code not compiled and certainly not tested.)
Note the section entitled "platform dependencies" in the API doc for FileLock.
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Get url parameters from a string in .NET
...ng "google.com/…" doesn't detect the parameter q
– Andrew Shepherd
Jun 30 '09 at 4:26
@Andrew I confirm. It's strang...
How do you echo a 4-digit Unicode character in Bash?
I'd like to add the Unicode skull and crossbones to my shell prompt (specifically the 'SKULL AND CROSSBONES' (U+2620)), but I can't figure out the magic incantation to make echo spit it, or any other, 4-digit Unicode character. Two-digit one's are easy. For example, echo -e "\x55", .
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Best way to get InnerXml of an XElement?
...ain old System.Xml method suggested by Greg. The variation was interesting and not what I expected, with the slowest methods being more than 3 times slower than the fastest.
The results ordered by fastest to slowest:
CreateReader - Instance Hunter (0.113 seconds)
Plain old System.Xml - Greg Hurlm...
Adding external library into Qt Creator project
...ave to separate the directory from the library name (without the extension and without any 'lib' prefix). Of course, if you are including a Windows specific lib, this really doesn't matter.
In case you want to store your lib files in the project directory, you can reference them with the $$_PRO_FIL...
Format XML string to print friendly XML string
... result = formattedXml;
}
catch (XmlException)
{
// Handle the exception
}
mStream.Close();
writer.Close();
return result;
}
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Removing an activity from the history stack
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You can achieve this by setting the android:noHistory attribute to "true" in the relevant <activity> entries in your AndroidManifest.xml file. For example:
<activity
android:name=".AnyActivity"
android:noHistory="true" />
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