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Swift variable decorations with “?” (question <em>mem>ark) and “!” (excla<em>mem>ation <em>mem>ark)
I understand that in Swift all variables <em>mem>ust be set with a value, and that by using optionals we can set a variable to be set to nil initially.
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How do I view all co<em>mem><em>mem>its for a specific day?
I've already looked at the relevant docs fro<em>mem> git-sc<em>mem>.co<em>mem> and gitref.org , but I can't see<em>mem> to figure this out.
5 Answe...
Can bash show a function's definition?
... your ~/.profile:
$ type foobar
foobar is a function
foobar {
echo "I'<em>mem> foobar"
}
This does find out what foobar was, and if it was defined as a function it calls declare -f as explained by p<em>mem>ohandras.
To print out just the body of the function (i.e. the code) use sed:
type foobar | sed '1,...
How do you tell a specific Delayed::Job to run in console?
For so<em>mem>e reason, Delayed::Job's has decided to queue up but not excecute anything even though I've restarted it several ti<em>mem>es, even kill -9'd it and restarted it. It won't run any jobs.
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How do you grep a file and get the next 5 lines
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You want:
grep -A 5 '19:55' file
Fro<em>mem> <em>mem>an grep:
Context Line Control
-A NU<em>Mem>, --after-context=NU<em>Mem>
Print NU<em>Mem> lines of trailing context after <em>mem>atching lines.
Places a line containing a gup separator (described under --group-separator)
between contiguous grou...
Can I change the viewport <em>mem>eta tag in <em>mem>obile safari on the fly?
I have an AJAX app built for <em>mem>obile Safari browser that needs to display different types of content.
3 Answers
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Literal suffix for byte in .NET?
I a<em>mem> wondering if there is any way to declare a byte variable in a short way like floats or doubles? I <em>mem>ean like 5f and 5d . Sure I could write byte x = 5 , but that's a bit inconsequential if you use var for local variables.
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Convert dictionary to list collection in C#
I have a proble<em>mem> when trying to convert a dictionary to list.
6 Answers
6
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<em>mem>atplotlib colorbar for scatter
I'<em>mem> working with data that has the data has 3 plotting para<em>mem>eters: x,y,c. How do you create a custo<em>mem> color value for a scatter plot?
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String Concatenation using '+' operator
Looking at the string class <em>mem>etadata, I only see the operators == and != overloaded. So how is it able to perfor<em>mem> concatenation for the ' + ' operator?
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