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HTML text input field with currency symbol
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additionally you could wrap the '$' inside a <Label> tag. This will move the focus to the input field when they click on the '$'-text
– Cohen
Nov 20 '12 at 18:32
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Run task only if host does not belong to a group
...ut-other-hosts-with-magic-variables :
group_names is a list (array) of all the groups the current host is in.
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What are the differences between Rust's `String` and `str`?
...tr most commonly2 appears as &str: a reference to some UTF-8 data, normally called a "string slice" or just a "slice". A slice is just a view onto some data, and that data can be anywhere, e.g.
In static storage: a string literal "foo" is a &'static str. The data is hardcoded into the execu...
How do you get the file size in C#?
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Surround it with try/catch block and check all possible exceptions as described here: SecurityException, UnauthorizedAccessException, PathTooLongException, NotSupportedException and - dependend on your use case - ArgumentNullException and ArgumentException
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How do you stop Console from popping up automatically in Eclipse
... make the console popup every few seconds. How do I stop it from automatically popping up and taking focus?
3 Answers
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Add primary key to existing table
I have an existing table called Persion . In this table I have 5 columns:
10 Answers
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How to Programmatically Add Views to Views
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Calling addView is the correct answer, but you need to do a little more than that to get it to work.
If you create a View via a constructor (e.g., Button myButton = new Button();), you'll need to call setLayoutParams on the n...
How to prevent blank xmlns attributes in output from .NET's XmlDocument?
...:name-space-1.0"));
Console.WriteLine(xml.OuterXml);
Thanks everyone to all your answers which led me in the right direction!
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SQL error “ORA-01722: invalid number”
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Also notice that manually complete a field with "(null)" will give you that error. If the defaul is null and you don't complete it will auto-complete with (null) but it is not the same when you type it.
– bogdan.rusu
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How to tell if node.js is installed or not
I've recently installed node.js and I have no idea how to run applications. I installed node.js but couldn't find further instructions. What does one really need to do? I wanted to see if it was actually working. So I executed a script called hello.js. It went as such:
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