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Git: Recover deleted (remote) branch
...git log --oneline | grep 'Release 2.60.0.157'
– spezifanta
Dec 5 '17 at 15:20
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Can you supply arguments to the map(&:method) syntax in Ruby?
...mcaplan suggested in the comment below, you could create a shorter syntax, if you rename the with method to call. In this case, ruby has a built in shortcut for this special method .().
So you could use the above like this:
class Symbol
def call(*args, &block)
->(caller, *rest) { call...
How to sort a list in Scala by two fields?
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what if we want to reverse sort on lastName and then natural sort on firstName?
– Sachin K
Jun 18 '14 at 9:19
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Prompt for user input in PowerShell
...ecureStringToBSTR($pass))
As for the type returned by $host.UI.Prompt(), if you run the code at the link posted in @Christian's comment, you can find out the return type by piping it to Get-Member (for example, $results | gm). The result is a Dictionary where the key is the name of a FieldDescript...
ASP.NET MVC - Attaching an entity of type 'MODELNAME' failed because another entity of the same type
...wn during POSTing wrapper model and changing the state of one entry to 'Modified'. Before changing the state, the state is set to 'Detached' but calling Attach() does throw the same error. I'm using EF6.
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Can jQuery get all CSS styles associated with an element?
...i].rules || sheets[i].cssRules;
for (var r in rules) {
if (a.is(rules[r].selectorText)) {
o = $.extend(o, css2json(rules[r].style), css2json(a.attr('style')));
}
}
}
return o;
}
function css2json(css) {
var s = {};
if (!css) re...
Determine the data types of a data frame's columns
... 5
@Gavin Simpson's approach is also streamlined, but provides slightly different information than class():
sapply(my.data, typeof)
y x1 x2 X3
"double" "integer" "logical" "integer"
For more information about class, typeof, and the middle child, mode, see this exc...
Difference between Big-O and Little-O Notation
What is the difference between Big-O notation O(n) and Little-O notation o(n) ?
4 Answers
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Check if a value is in an array (C#)
How do I check if a value is in an array in C#?
10 Answers
10
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What is the minimum length of a valid international phone number?
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As per different sources, I think the minimum length in E-164 format depends on country to country. For eg:
For Israel: The minimum phone number length (excluding the
country code) is 8 digits. - Official Source
(Country Code 972) ...