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What's the most efficient way to erase duplicates and sort a vector?
...proach is consistently measurably worse than manual. You would that apart from some tiny constant overhead, it would just do the manual thing. Can anyone explain this?
– Ari
Jun 25 '09 at 5:51
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Convert Elixir string to integer or float
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There are 4 functions to create number from string
String.to_integer, String.to_float
Integer.parse, Float.parse
String.to_integer works nicely but String.to_float is tougher:
iex()> "1 2 3 10 100" |> String.split |> Enum.map(&String.to_integer/1)
[...
What's the difference between Unicode and UTF-8? [duplicate]
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disk.
All together now
Say an application reads the following from the disk:
1101000 1100101 1101100 1101100 1101111
The app knows this data represent a Unicode string encoded with
UTF-8 and must show this as text to the user. First step, is to
convert the binary data to numb...
How to get UTC timestamp in Ruby?
... purposes or storing the timestamp in a database, you can readily get that from the object. But that depends very much on your intended use.
Saying that »a true timestamp is the number of seconds since the Unix epoch« is a little missing the point, as that is one way of representing a point in ti...
Why does only the first line of this Windows batch file execute but all three lines execute in a com
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@bames53: this is a limitation that originated from DOS that carried over into modern implementations of the command prompt in Windows. Since Microsoft's goals were to maintain backward compatibility, this is the result.
– Jeff Mercado
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What is Angular.noop used for?
...ically and formally wrong I couldn't actually get any reliable information from it.
– Edoardoo
Feb 15 '17 at 11:14
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Detect if a page has a vertical scrollbar?
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Let's bring this question back from the dead ;) There is a reason Google doesn't give you a simple solution. Special cases and browser quirks affect the calculation, and it is not as trivial as it seems to be.
Unfortunately, there are problems with the so...
How to clear Facebook Sharer cache?
...Url("http://www.mysite.com/someurl.php")
You can study the related stuff from here fb:ref. I hope it will work for you
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When is “Try” supposed to be used in C# method names?
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Did such a pattern really require guidelines from Microsoft? Seems fairly basic stuff.
– Dave Lawrence
Jun 20 '13 at 14:08
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How to create correct JSONArray in Java using JSONObject
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I suppose you're getting this JSON from a server or a file, and you want to create a JSONArray object out of it.
String strJSON = ""; // your string goes here
JSONArray jArray = (JSONArray) new JSONTokener(strJSON).nextValue();
// once you get the array, you ...