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Check if EditText is empty. [closed]
I have 5 EditTexts in android for users to input. I would like to know if I could have a method for checking all the 5 EditTexts if they are null. Is there any way to do this??
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Proper way to declare custom exceptions in modern Python?
What's the proper way to declare custom exception classes in modern Python? My primary goal is to follow whatever standard other exception classes have, so that (for instance) any extra string I include in the exception is printed out by whatever tool caught the exception.
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Give all the permissions to a user on a DB
I would like to give an user all the permissions on a database without making it an admin.
The reason why I want to do that is that at the moment DEV and PROD are different DBs on the same cluster so I don't want a user to be able to change production objects but it must be able to change objects on...
What is the reason for a red exclamation mark next to my project in Eclipse?
I have a red exclamation mark over my project name in Eclipse, looking like this - .
29 Answers
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Hiding the scroll bar on an HTML page
Can CSS be used to hide the scroll bar? How would you do this?
21 Answers
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Get ID of last inserted document in a mongoDB w/ Java driver
Is there an easy way to get the ID (ObjectID) of the last inserted document of a mongoDB instance using the Java driver?
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Select all 'tr' except the first one
How can I select all tr elements except the first tr in a table with CSS?
10 Answers
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“inconsistent use of tabs and spaces in indentation”
I'm trying to create an application in Python 3.2 and I use tabs all the time for indentation, but even the editor changes some of them into spaces and then print out "inconsistent use of tabs and spaces in indentation" when I try to run the program.
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Check folder size in Bash
I'm trying to write a script that will calculate a directory size and if the size is less than 10GB, and greater then 2GB do some action. Where do I need to mention my folder name?
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'git' is not recognized as an internal or external command
I have an installation of Git for Windows, but when I try to use the git command in Command Prompt, I get the following error:
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