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Correct way to populate an Array with a Range in Ruby
...n create an array with a range using splat,
>> a=*(1..10)
=> [1, 2, 3, 4, 5, 6, 7, 8, 9, 10]
using Kernel Array method,
Array (1..10)
=> [1, 2, 3, 4, 5, 6, 7, 8, 9, 10]
or using to_a
(1..10).to_a
=> [1, 2, 3, 4, 5, 6, 7, 8, 9, 10]
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Custom Adapter for List View
... TextView tt1 = (TextView) v.findViewById(R.id.id);
TextView tt2 = (TextView) v.findViewById(R.id.categoryId);
TextView tt3 = (TextView) v.findViewById(R.id.description);
if (tt1 != null) {
tt1.setText(p.getId());
}
if (tt...
Android emulator shows nothing except black screen and adb devices shows “device offline”
...s that when I try to launch an emulator by issuing the command emulator @A2 , an emulator comes up on the screen. But even after waiting for as long as 2-3 hrs, all it shows is a black screen. Not even the android home screen or the android logo. Just a black screen. And while initially "adb devic...
When would you use a List instead of a Dictionary?
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answered Nov 20 '09 at 8:36
Pavel MinaevPavel Minaev
92.6k2525 gold badges205205 silver badges278278 bronze badges
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diff current working copy of a file with another branch's committed copy
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edited Sep 2 '16 at 0:37
Cymen
12.2k33 gold badges4444 silver badges6767 bronze badges
an...
Select N random elements from a List in C#
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29 Answers
29
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How to check if a string is a valid date
I have a string: "31-02-2010" and want to check whether or not it is a valid date.
What is the best way to do it?
14 Answ...
How do you generate dynamic (parameterized) unit tests in python?
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25 Answers
25
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Read file from line 2 or skip header row
How can I skip the header row and start reading a file from line2?
8 Answers
8
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Maven dependency for Servlet 3.0 API?
How can I tell Maven 2 to load the Servlet 3.0 API?
10 Answers
10
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