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CSS Child vs Descendant selectors
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Just think of what the words "child" and "descendant" mean in English:
My daughter is both my child and my descendant
My granddaughter is not my child, but she is my descendant.
share...
Error message “No exports were found that match the constraint contract name”
This morning I faced a problem while opening my Visual Studio solution, and when I tried to run it, it said:
26 Answers
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calling non-static method in static method in Java [duplicate]
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@EJP For security purposes, and this is what I do with my project, in the case of dependency injection, it is useful to only have initialization code be instantiated for initialization, and not at the arbitrary discretion of code using my API. Thus, whe...
Checking if an object is null in C#
... List<Object>();
Even better: since it's a field, make it private. And if there's nothing preventing you, make it also readonly. Just good practice.
Aside
The correct way to check for nullity is if(data != null). This kind of check is ubiquitous for reference types; even Nullable<T> ...
How to initialize a struct in accordance with C programming language standards
I want to initialize a struct element, split in declaration and initialization. This is what I have:
15 Answers
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Update value of a nested dictionary of varying depth
...ight general idea, i.e. a recursive solution, but somewhat peculiar coding and at least one bug. I'd recommend, instead:
Python 2:
import collections
def update(d, u):
for k, v in u.iteritems():
if isinstance(v, collections.Mapping):
d[k] = update(d.get(k, {}), v)
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Position: absolute and parent height?
I have some containers and their children are only absolute / relatively positioned. How to set containers height so their children will be inside of them?
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How to flip windows in vim? [duplicate]
...tate in a 'column' or 'row' of split windows, C-wC-r
The following commands can be used to change the window layout. For example,
when there are two vertically split windows, CTRL-W K will change that in
horizontally split windows. CTRL-W H does it the other way around.
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initialize a numpy array
Is there way to initialize a numpy array of a shape and add to it? I will explain what I need with a list example. If I want to create a list of objects generated in a loop, I can do:
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How do I uninstall a Windows service if the files do not exist anymore?
...xe) included in the Resource Kit.
(included with Windows 7/8)
Open a Command Prompt and enter
sc delete <service-name>
Tool help snippet follows:
DESCRIPTION:
SC is a command line program used for communicating with the
NT Service Controller and services.
delete---------...