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Are PHP Variables passed by value or by reference?
Are PHP variables passed by value or by reference?
14 Answers
14
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Function return value in PowerShell
I have developed a PowerShell function that performs a number of actions involving provisioning SharePoint Team sites. Ultimately, I want the function to return the URL of the provisioned site as a String so at the end of my function I have the following code:
...
What is the result of % in Python?
...ulo) operator yields the remainder from the division of the first argument by the second. The numeric arguments are first converted to a common type. A zero right argument raises the ZeroDivisionError exception. The arguments may be floating point numbers, e.g., 3.14%0.7 equals 0.34 (since 3.14 equa...
Git diff to show only lines that have been modified
When I do a git diff, it shows lines that have been added:
7 Answers
7
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SQL WHERE condition is not equal to?
Is it possible to negate a where clause?
10 Answers
10
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What is the use of Enumerable.Zip extension method in Linq?
What is the use of Enumerable.Zip extension method in Linq?
9 Answers
9
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AttributeError: 'module' object has no attribute
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You have mutual top-level imports, which is almost always a bad idea.
If you really must have mutual imports in Python, the way to do it is to import them within a function:
# In b.py:
def cause_a_to_do_something():
import a
a.do_something()
Now a.py can safely do import b...
How to loop through an array containing objects and access their properties
I want to cycle through the objects contained in an array and change the properties of each one. If I do this:
15 Answers
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C# constructor execution order
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The order is:
Member variables are initialized to default values for all classes in the hierarchy
Then starting with the most derived class:
Variable initializers are executed for the most-derived type
Constructor chaining works out which...
I'm getting Key error in python
...he set of
existing keys.
For example:
>>> mydict = {'a':'1','b':'2'}
>>> mydict['a']
'1'
>>> mydict['c']
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
KeyError: 'c'
>>>
So, try to print the content of meta_entry and ch...