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jQuery: checking if the value of a field is null (empty)
...> can contain possible options for your user whose <option>s will come from some sort of validation.
– Malcolm Salvador
Aug 1 '17 at 3:18
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Postgres: “ERROR: cached plan must not change result type”
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Content Security Policy “data” not working for base64 Images in Chrome 28
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Java heap terminology: young, old and permanent generations?
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This seems like a common misunderstanding. In Oracle's JVM, the permanent generation is not part of the heap. It's a separate space for class definitions and related data. In Java 6 and earlier, interned strings were also stored in the permane...
This IP, site or mobile application is not authorized to use this API key
I am using https://maps.googleapis.com/maps/api/geocode/json ? link with server key and user IP to find the latitude and longitude of any address, when I'm trying I find the error as
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Why is there no GIL in the Java Virtual Machine? Why does Python need one so bad?
... The Unladen Swallow team has given up on removing the GIL: code.google.com/p/unladen-swallow/wiki/…
– Seun Osewa
Mar 20 '10 at 20:25
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SQL Add foreign key to existing column
If I am using the following SQL command in SQL Server 2008 to update a table with a foreign key constraint:
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ssh: The authenticity of host 'hostname' can't be established
...your ssh client, you can set the StrictHostKeyChecking option to no on the command line, and/or send the key to a null known_hosts file. You can also set these options in your config file, either for all hosts or for a given set of IP addresses or host names.
ssh -o UserKnownHostsFile=/dev/null -o ...
How to change current working directory using a batch file
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@josch: Yes, if we are talking about CMD's internal commands, then switch parameters like /D above are case-insensitive (/D = /d), just like the commands themselves (CD = cd). I believe that is also true for all external Windows command-line utilities (like FINDSTR, SORT etc.)...