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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...
One-liner to recursively list directories in Ruby?
What is the fastest, most optimized, one-liner way to get an array of the directories (excluding files) in Ruby?
9 Answer...
How do I install jmeter on a Mac?
... the other one, because it's always a pain when you work on someone else's test plan to discover that they are using a plugin you don't have and that you have to uninstall and reinstall with homebrew. Just install with all plugins and be done with it (except if your intent is to catch test plans tha...
Mutable vs immutable objects
... fail in odd and unpredictable ways. Immutable objects are even easier to test, due not only to their easy mockability, but also the code patterns they tend to enforce. In short, they're good practice all around!
With that said, I'm hardly a zealot in this matter. Some problems just don't model ...
How to master AngularJS? [closed]
...nt AngularJS videos
AngularJS Cheatsheet - regularly updated cheatsheet [latest update 13th February, 2013]
On nested scopes - Points out possible problems when using scope
inheritance (references a good talk by Misko Hevery that you should
also watch)
Dependency injection - Official developer guide...
What exactly is Spring Framework for? [closed]
...
@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
...
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...
Convert decimal to binary in python [duplicate]
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@zero_cool if test_var = "Hello world" then test_var[2:] = "llo world"
– Walter
Apr 10 '18 at 7:30
2
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How do I delete all messages from a single queue using the CLI?
...
I used this as part of unit tests. e.g. I clear everything, then set it all up programmically via stackoverflow.com/questions/4545660/… then populate some messages and do black box testing to make sure messages went through. Works great for this purpo...
Connect Java to a MySQL database
...:
Connection conn = dataSource.getConnection();
Statement stmt = conn.createStatement();
ResultSet rs = stmt.executeQuery("SELECT ID FROM USERS");
...
rs.close();
stmt.close();
conn.close();
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