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How to check if a column exists in a SQL Server table?
I need to add a specific column if it does not exist. I have something like the following, but it always returns false:
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Is there a way to override class variables in Java?
The function doIt will print "dad". Is there a way to make it print "son"?
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How to spyOn a value property (rather than a method) with Jasmine
... is good to change a method's behavior, but is there any way to change a value property (rather than a method) for an object? the code could be like below:
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How to check if a Unix .tar.gz file is a valid file without uncompressing?
I have found the question How to determine if data is valid tar file without a file? , but I was wondering: is there a ready made command line solution?
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How to get the process ID to kill a nohup process?
I'm running a nohup process on the server. When I try to kill it my putty console closes instead.
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file_put_contents(meta/services.json): failed to open stream: Permission denied
I am new to Laravel. I was trying to open http://localhost/test/public/ and I got
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What are “connecting characters” in Java identifiers?
I am reading for SCJP and I have a question regarding this line:
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How to retrieve GET parameters from javascript? [duplicate]
For js within page.html ,how can it retrieve GET parameters?
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How to determine SSL cert expiration date from a PEM encoded certificate?
If I have the actual file and a Bash shell in Mac or Linux, how can I query the cert file for when it will expire? Not a web site, but actually the certificate file itself, assuming I have the csr, key, pem and chain files.
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How do I find the authoritative name-server for a domain name?
How can I find the origins of conflicting DNS records?
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