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'Java' is not recognized as an internal or external command
... values in the path variable. It is really important that you don't delete what's already there. That's why the instructions say to paste the given value at the start of the line -- this means that you don't remove the existing value, you just put java before it. This also fixes any problems you'd b...
FileSystemWatcher Changed event is raised twice
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It's been a couple months but I think what I ended up doing is having the event call a method that puts business logic inside of a lock statement. That way if I get extra events they queue up until it's their turn and there's nothing for them to do since the prev...
Any reason to write the “private” keyword in C#?
... members). For details, see Accessibility Levels on MSDN.
Also,
So, what's the reason to write that keyword, or why does it even exist?
Specifying this explicitly helps denote your intention to make the type private, very explicitly. This helps with maintainability of your code over time. ...
Why is the Fibonacci series used in agile planning poker? [closed]
.... I think it's because they add an air of legitimacy (Fibonacci! math!) to what is in essence a very high-level, early-stage sizing (not scoping) exercise (which does have value).
But you can get the same results using t-shirt sizing...
...
What is the best django model field to use to represent a US dollar amount?
I need to store a U.S. $ dollar amount in a field of a Django model. What is the best model field type to use? I need to be able to have the user enter this value (with error checking, only want a number accurate to cents), format it for output to users in different places, and use it to calculate...
How to use http.client in Node.js if there is basic authorization
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What's 'client' in this example?
– Steven Soroka
Jul 19 '12 at 18:14
1
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What is the difference between up-casting and down-casting with respect to class variable
What is the difference between up-casting and down-casting with respect to class variable?
10 Answers
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Match everything except for specified strings
...re that the string is neither red, green nor blue, caskey's answer is it. What is often wanted, however, is to make sure that the line does not contain red, green or blue anywhere in it. For that, anchor the regular expression with ^ and include .* in the negative lookahead:
^(?!.*(red|green|blue...
How do I create a multiline Python string with inline variables?
...; s.format(**d)
'This is an example with variables'
The closest thing to what you asked (in terms of syntax) are template strings. For example:
>>> from string import Template
>>> t = Template("This is an $example with $vars")
>>> t.substitute({ 'example': "example", 'v...
`from … import` vs `import .` [duplicate]
...od, where the actual difference lies.
First of all, let me explain exactly what the basic import statements do.
import X
Imports the module X, and creates a reference to that module in the
current namespace. Then you need to define completed module path to
access a particular attribute or method fr...