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How to change a PG column to NULLABLE TRUE?
How can I accomplish this using Postgres? I've tried the code below but it doesn't work:
1 Answer
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Grep for literal strings
I'm after a grep-type tool to search for purely literal strings. I'm looking for the occurrence of a line of a log file, as part of a line in a seperate log file. The search text can contain all sorts of regex special characters, e.g., []().*^$-\ .
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What is an SSTable?
In BigTable/GFS and Cassandra terminology, what is the definition of a SSTable?
4 Answers
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Difference: std::runtime_error vs std::exception()
What is the difference between std::runtime_error and std::exception ? What is the appropriate use for each? Why are they different in the first place?
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Remove scroll bar track from ScrollView in Android
My Android app has a main WebView (HTML loaded from a local resource) which I want to use the entire width of the screen and be able to make (vertically) scrollable. So I've wrapped the WebView in a ScrollView in my layout XML, but no matter what I do I can't seem to be able to remove the scroll bar...
Start an Activity with a parameter
I'm very new on Android development.
5 Answers
5
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How to correctly iterate through getElementsByClassName
I am Javascript beginner.
6 Answers
6
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Access multiple elements of list knowing their index
...eed to choose some elements from the given list, knowing their index. Let say I would like to create a new list, which contains element with index 1, 2, 5, from given list [-2, 1, 5, 3, 8, 5, 6]. What I did is:
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What is the meaning of polyfills in HTML5?
What is the meaning of polyfills in HTML5? I saw this word in many sites about HTML5, e.g. HTML5-Cross-Browser-Polyfills.
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What is the session's “secret” option?
I don't know anything about cryptography. I'm wondering what the session secret is.
3 Answers
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