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List comprehension vs map
...hat all values are evaluated/used).
It is important to realize that these tests assume a very simple function (the identity function); however this is fine because if the function were complicated, then performance overhead would be negligible compared to other factors in the program. (It may still...
Programmatically update widget from activity/service/receiver
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Thanks. I am testing it out now and will post feedback. Tested and confirmed working. I am wondering through, if there are different types of widgets, will it work the same? (+1 by the way for working)
– Si8
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What exactly is Spring Framework for? [closed]
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@fred - Imagine you are doing unit testing. Without dependency injection(DI can be used with annotations or with XML) you can't properly test, because you can't mock the dependencies.
– Petar Minchev
Dec 30 '11 at 9:32
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What is array to pointer decay?
...claration.
Assume the following code:
char a[80];
strcpy(a, "This is a test");
The expression a is of type "80-element array of char" and the expression "This is a test" is of type "16-element array of char" (in C; in C++ string literals are arrays of const char). However, in the call to strc...
How different is Scrum practice from Agile Practice? [duplicate]
...SCRUM, hence in Agile.
User Story as Client requirement
Pair Programming
Test Driven Development (TDD)
Team based estimation
Refactoring
Simple Design
Evolutionary Design
Retrospective
Daily Stand up meeting
Continuous Integration of code
Client Demo etc.
For more details, you may wish to go thr...
How do you upload images to a gist?
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I tested this method and it works with animated GIFs too! See live example: gist.github.com/stephenlb/… it showing publish subscribe python echo server.
– Stephen Blum
Dec 9 '14 at 6:09...
How to check a checkbox in capybara?
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When running capybara test, you got the page object. This you can use to check/uncheck any checkboxes. As @buruzaemon already mentioned:
to find and check a checkbox by name, id, or label text.
So lets assume you got a checkbox in your html ...
How to convert milliseconds to “hh:mm:ss” format?
...nstead of hours.
BTW, I like your use of the TimeUnit API :)
Here's some test code:
public static void main(String[] args) throws ParseException {
long millis = 3600000;
String hms = String.format("%02d:%02d:%02d", TimeUnit.MILLISECONDS.toHours(millis),
TimeUnit.MILLISECONDS.t...
Connect Java to a MySQL database
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Connection conn = dataSource.getConnection();
Statement stmt = conn.createStatement();
ResultSet rs = stmt.executeQuery("SELECT ID FROM USERS");
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rs.close();
stmt.close();
conn.close();
share
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Structs versus classes
...e to stretch. In the meantime "it can be faster both ways, here's why, now test and find out which applies in this case" is useful to be able to say :)
– Jon Hanna
Oct 15 '10 at 15:03
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