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How can you use an object's property in a double-quoted string?
...-quoted string, you have to enclose that subexpression in $():
$foo = 1,2,3
"$foo[1]" # yields "1 2 3[1]"
"$($foo[1])" # yields "2"
$bar = "abc"
"$bar.Length" # yields "abc.Length"
"$($bar.Length)" # yields "3"
PowerShell only expands variables in those cases, nothing more. To force eval...
C pointers : pointing to an array of fixed size
...alizing it, hiding the array type behind a typedef name
typedef int Vector3d[3];
void transform(Vector3d *vector);
/* equivalent to `void transform(int (*vector)[3])` */
...
Vector3d vec;
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transform(&vec);
Note additionally that the above code is invariant with relation to Vector3d type b...
How do I disable form fields using CSS?
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13 Answers
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Active
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How to swap two variables in JavaScript
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323
Here's a one-liner to swap the values of two variables.
Given variables a and b:
b = [a, a = ...
Why can't I use switch statement on a String?
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1003
Switch statements with String cases have been implemented in Java SE 7, at least 16 years after ...
Convert dd-mm-yyyy string to date
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329
Split on "-"
Parse the string into the parts you need:
var from = $("#datepicker").val().spl...
List of MSBuild built-in variables
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Ian Kemp
21.9k1414 gold badges9393 silver badges116116 bronze badges
answered Sep 21 '09 at 5:36
si618si618
1...
Rails ActiveRecord date between
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Just a note that the currently accepted answer is deprecated in Rails 3. You should do this instead:
Comment.where(:created_at => @selected_date.beginning_of_day..@selected_date.end_of_day)
Or, if you want to or have to use pure string conditions, you can do:
Comment.where('created_at BE...