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What is the most efficient string concatenation method in python?
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John FouhyJohn Fouhy
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How to randomly sort (scramble) an array in Ruby?
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293
Built in now:
[1,2,3,4].shuffle => [2, 1, 3, 4]
[1,2,3,4].shuffle => [1, 3, 2, 4]
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What are the special dollar sign shell variables?
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1398
$1, $2, $3, ... are the positional parameters.
"$@" is an array-like construct of all positio...
How to display a list inline using Twitter's Bootstrap
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Bootstrap 2.3.2
<ul class="inline">
<li>...</li>
</ul>
Bootstrap 3
<ul class="list-inline">
<li>...</li>
</ul>
Bootstrap 4
<ul class="list-inline">
<li class="list-in...
Difference between decimal, float and double in .NET?
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2310
float and double are floating binary point types. In other words, they represent a number like...
Python TypeError: not enough arguments for format string
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3 Answers
3
Active
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What is context in _.each(list, iterator, [context])?
...function.
var someOtherArray = ["name","patrick","d","w"];
_.each([1, 2, 3], function(num) {
// In here, "this" refers to the same Array as "someOtherArray"
alert( this[num] ); // num is the value from the array being iterated
// so this[num] gets the item at t...
Rails 3 execute custom sql query without a model
...t that is supposed to deal with database. I used code given below in rails 3
5 Answers
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Can a variable number of arguments be passed to a function?
...anyArgs(1)
I was called with 1 arguments: (1,)
>>> manyArgs(1, 2, 3)
I was called with 3 arguments: (1, 2, 3)
As you can see, Python will unpack the arguments as a single tuple with all the arguments.
For keyword arguments you need to accept those as a separate actual argument, as shown ...