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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...
How to empty (“truncate”) a file on linux that already exists and is protected in someway?
...denied, use sudo
$sudo truncate -s0 yourfile
Help/Manual: man truncate
tested on ubuntu Linux
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Refreshing web page by WebDriver when waiting for specific condition
I'm looking for more elegant way to refresh webpage during tests (I use Selenium2).
I just send F5 key but I wonder if driver has method for refreshing entire webpage
Here is my code
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How to use GROUP BY to concatenate strings in MySQL?
...)
OR
mysql> SELECT student_name,
-> GROUP_CONCAT(DISTINCT test_score
-> ORDER BY test_score DESC SEPARATOR ' ')
-> FROM student
-> GROUP BY student_name;
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How can I get the root domain URI in ASP.NET?
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+1 And not the same as .Authority which -- in the tests I made on localhost -- leaves off the protocol (http://) part.
– GGleGrand
Jun 17 '16 at 13:43
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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 ...
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...