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How to validate GUID is a GUID
...nputString)
(http://msdn.microsoft.com/en-us/library/system.guid.parse.aspx)
bool isValid = Guid.TryParse(inputString, out guidOutput)
http://msdn.microsoft.com/en-us/library/system.guid.tryparse.aspx
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Should you declare methods using overloads or optional parameters in C# 4.0?
...onal back in my VB6 days and have since missed it, it will reduce a lot of XML comment duplication in C#.
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Copying text with color from Notepad++
Is there a way to copy the text from a Notepad ++ file with color?
9 Answers
9
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Print second last column/field in awk
...print $--NF}'
The reason the original $NF-- didn't work is because the expression is evaluated before the decrement, whereas my prefix decrement is performed before evaluation.
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CommandError: You must set settings.ALLOWED_HOSTS if DEBUG is False
I use Django 1.6.5 in my program txsite with the settings:
8 Answers
8
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What is the difference between the kernel space and the user space?
...ormal programs run in user space. User space is basically a form of sand-boxing -- it restricts user programs so they can't mess with memory (and other resources) owned by other programs or by the OS kernel. This limits (but usually doesn't entirely eliminate) their ability to do bad things like cra...
Turning live() into on() in jQuery
...ent handlers are bound only to the currently selected elements; they must exist on the page at the time your code makes the call to .on().
Equivalent to .live() would be something like
$(document.body).on('change', 'select[name^="income_type_"]', function() {
alert($(this).val());
});
Alth...
Do you have to include ?
...
Internet Explorer invented the favicon and looked for it in the root. AFAIK, all browsers do this. This is why I recommend putting a favicon.ico in the root, because otherwise it will return 404 and most systems don't cache that... so ...
Where is the Java SDK folder in my computer? Ubuntu 12.04
...link -f $(which java)
Read more at Where can I find the Java SDK in Linux?
WAY-2 (Better than WAY-1) : Below answer is still working and try it if above command is not working
for you.
You need to dig into symbolic links. Below is steps to get Java directory
Step 1:
$ whereis java
ja...