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How to check if a file exists in Go?
... between checking and opening, and anyway you'll need to check the os.Open error regardless. So you simply call os.IsNotExist(err) after you try
to open the file, and deal with its non-existence there (if that requires special handling).
[...] You don't need to check for the paths existing ...
Python locale error: unsupported locale setting
Why do I get the following error when doing this in python:
20 Answers
20
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WPF Data Binding and Validation Rules Best Practices
...
I think the new preferred way might be to use IDataErrorInfo
Read more here
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Why am I getting ibtool failed with exit code 255?
All of a sudden I can't build my project. I get the following compiler error:
33 Answers
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MsDeploy is returning 403 forbidden
...uation. At least you won't get 403's but you may have some other MsDeploy error.
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jQuery - Illegal invocation
... }
else if(data=='no')
{
alert('Error! Record not inserted successfully')
}
else
{
alert('Error! Try again');
}
}
});
});
...
C# Ignore certificate errors?
I am getting the following error during a web service request to a remote web service:
11 Answers
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How do I configure IIS for URL Rewriting an AngularJS application in HTML5 mode?
...">
web.config
First redirect 404 to a custom page, for example "Home/Error"
<system.web>
<customErrors mode="On">
<error statusCode="404" redirect="~/Home/Error" />
</customErrors>
</system.web>
Home controller
Implement a simple ActionResult t...
Why am I seeing “TypeError: string indices must be integers”?
...gt; mystring = 'helloworld'
>>> print mystring['stringindex']
TypeError: string indices must be integers
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How can I catch all the exceptions that will be thrown through reading and writing a file?
...ever, this doesn't take into consideration the fact that IO can also throw Errors. Errors are not Exceptions. Errors are a under a different inheritance hierarchy than Exceptions, though both share the base class Throwable. Since IO can throw Errors, you may want to go so far as to catch Throwable
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