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How to set the prototype of a JavaScript object that has already been instantiated?
...ct.
Instead of writing
function trim(x){ /* implementation */ }
trim(' test ');
you write
' test '.trim();
The above syntax has been coined the term OOP because of the object.method() syntax.
Some of OOPs main advantage over traditional functional programming includes:
Short methods...
Creating the Singleton design pattern in PHP5
...] = new static;
}
return self::$instances[$cls];
}
}
Test code:
class Foo extends Singleton {}
class Bar extends Singleton {}
echo get_class(Foo::getInstance()) . "\n";
echo get_class(Bar::getInstance()) . "\n";
...
Delete files older than 10 days using shell script in Unix [duplicate]
...10 older than 10 days
-type f only files
-delete no surprise. Remove it to test your find filter before executing the whole command
And take care that ./my_dir exists to avoid bad surprises !
share
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Difference between __str__ and __repr__?
...
In my unit tests I always check that eval(repr(foo)) evaluates to an object equal to foo. You're right that it won't work outside of my test cases since I don't know how the module is imported, but this at least ensures that it works in...
Pass Variables by Reference in Javascript
... });
return context[name];
}
}
Variable Declaration
rvar('test_ref');
test_ref = 5; // test_ref.value = 5
Or:
rvar('test_ref', 5); // test_ref.value = 5
Test Code
rvar('test_ref_number');
test_ref_number = 5;
function Fn1 (v) { v.value = 100; }
console.log("rvar('test_ref_numb...
Disable assertions in Python
...
Call Python with the -O flag:
test.py:
assert(False)
print 'Done'
Output:
C:\temp\py>C:\Python26\python.exe test.py
Traceback (most recent call last):
File "test.py", line 1, in <module>
assert(False)
AssertionError
C:\temp\py>C:\Py...
SQL to determine minimum sequential days of access?
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Truncate the CreateionDate down to days in all these tests (on the right side only or you kill SARG) using DATEADD(dd, DATEDIFF(dd, 0, CreationDate), 0) This works by subtracting the supplied date from zero--which Microsoft SQL Server interprets as 1900-01-01 00:00:00 and gives...
Google Espresso or Robotium [closed]
I have to use Automated UI test tool and I am confused between using Robotium vs Google Espresso.
2 Answers
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Lodash - difference between .extend() / .assign() and .merge()
...t level
Only _.assign and _.extend will overwrite a value with undefined
Tests
They all handle members at the root in similar ways.
_.assign ({}, { a: 'a' }, { a: 'bb' }) // => { a: "bb" }
_.merge ({}, { a: 'a' }, { a: 'bb' }) // => { a: "bb" }
_.defaults ({}, { a: 'a' }, { a...
How to run only one local test class on Gradle
...
To run a single test class Airborn's answer is good.
With using some command line options, which found here, you can simply do something like this.
gradle test --tests org.gradle.SomeTest.someSpecificFeature
gradle test --tests *SomeTest.s...