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Finding the source code for built-in Python functions?
...y
Modules/_<module>.c (if there’s also a C accelerator module)
Lib/test/test_<module>.py
Doc/library/<module>.rst
For extension-only modules, the typical layout is:
Modules/<module>module.c
Lib/test/test_<module>.py
Doc/library/<module>.rst
For buil...
Embedded MongoDB when running integration tests
...mport static org.junit.Assert.*;
import org.junit.Before;
import org.junit.Test;
public class EmbeddedMongoTest
{
private static final String DATABASE_NAME = "embedded";
private MongodExecutable mongodExe;
private MongodProcess mongod;
private MongoClient mongo;
@Before
pu...
PHP_SELF vs PATH_INFO vs SCRIPT_NAME vs REQUEST_URI
...stance, $_SERVER['PHP_SELF'] in a script at the address http://example.com/test.php/foo.bar would be /test.php/foo.bar. The __FILE__ constant contains the full path and filename of the current (i.e. included) file. If PHP is running as a command-line processor this variable contains the script name ...
Using getopts to process long and short command line options
...get "--" as the flag. Then anything following that becomes OPTARG, and you test the OPTARG with a nested case.
This is clever, but it comes with caveats:
getopts can't enforce the opt spec. It can't return errors if the user supplies an invalid option. You have to do your own error-checking as y...
How do you check that a number is NaN in JavaScript?
...ng whether any value is NaN, instead of just numbers, see here: How do you test for NaN in Javascript?
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Mockito. Verify method arguments
...entCaptor<Person> captor;
//... MockitoAnnotations.initMocks(this);
@Test public void test() {
//...
verify(mock).doSomething(captor.capture());
assertEquals("John", captor.getValue().getName());
}
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What's the difference between faking, mocking, and stubbing?
... are accepted definitions for faking , mocking , and stubbing for unit tests? How do you define these for your tests? Describe situations where you might use each.
...
How do I make a simple makefile for gcc on Linux?
...
The simplest make file can be
all : test
test : test.o
gcc -o test test.o
test.o : test.c
gcc -c test.c
clean :
rm test *.o
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How do you set a default value for a MySQL Datetime column?
...ith DATETIME...
But you can do it with TIMESTAMP:
mysql> create table test (str varchar(32), ts TIMESTAMP DEFAULT CURRENT_TIMESTAMP);
Query OK, 0 rows affected (0.00 sec)
mysql> desc test;
+-------+-------------+------+-----+-------------------+-------+
| Field | Type | Null | Key | ...
What is the 'instanceof' operator used for in Java?
...
instanceof keyword is a binary operator used to test if an object (instance) is a subtype of a given Type.
Imagine:
interface Domestic {}
class Animal {}
class Dog extends Animal implements Domestic {}
class Cat extends Animal implements Domestic {}
Imagine a dog objec...