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How to replace an item in an array with Javascript?
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var index = items.indexOf(3452);
if (index !== -1) {
items[index] = 1010;
}
Also it is recommend you not use the constructor method to initialize your arrays. Instead, use the literal syntax:
var items = [523, 3452, 334, 31, 5346];
You can also use the ~ operator ...
how do I make a single legend for many subplots with matplotlib?
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175
There is also a nice function get_legend_handles_labels() you can call on the last axis (if yo...
How to represent multiple conditions in a shell if statement?
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Classic technique (escape metacharacters):
if [ \( "$g" -eq 1 -a "$c" = "123" \) -o \( "$g" -eq 2 -a "$c" = "456" \) ]
then echo abc
else echo efg
fi
I've enclosed the references to $g in double quotes; that's good practice, in general. Strictly, the parentheses aren't needed becau...
A semantics for Bash scripts?
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107
A shell is an interface for the operating system. It is usually a more-or-less robust programm...
find without recursion
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I think you'll get what you want with the -maxdepth 1 option, based on your current command structure. If not, you can try looking at the man page for find.
Relevant entry (for convenience's sake):
-maxdepth levels
Descend at most levels (a non-negative integer) leve...
Find the index of a dict within a list, by matching the dict's value
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149
tom_index = next((index for (index, d) in enumerate(lst) if d["name"] == "Tom"), None)
# 1
I...
javascript remove “disabled” attribute from html input
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201
Set the element's disabled property to false:
document.getElementById('my-input-id').disabled =...
How do I merge two dictionaries in a single expression in Python (taking union of dictionaries)?
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Replace specific characters within strings
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410
With a regular expression and the function gsub():
group <- c("12357e", "12575e", "197e18",...