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How to revert multiple git commits?
...e git checkout -f A -- . Will not delete these, you will have to do it manually. I applied this strategy now, thanks Jakub
– oma
Mar 31 '11 at 14:56
18
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Dynamic constant assignment
...ject itself is different each time the method is called. For example:
def foo
p "bar".object_id
end
foo #=> 15779172
foo #=> 15779112
Perhaps if you explained your use case—why you want to change the value of a constant in a method—we could help you with a better implementation.
Per...
Proper indentation for Python multiline strings
... and long if statements, though not mentioned for multiline strings. Personally this is one place I refuse to follow PEP8 (and use 4-space indenting instead), as I strongly dislike hanging indents, which for me obscure the proper structure of the program.
– bobince
...
How to switch position of two items in a Python list?
...problem on the net (probably because switch, position, list and Python are all such overloaded words).
7 Answers
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Convert Go map to json
...arshal(datas)
fmt.Println(err)
// [] json: unsupported type: map[int]main.Foo
The thing is you cannot use integers as keys in JSON; it is forbidden. Instead, you can convert these values to strings beforehand, for instance using strconv.Itoa.
See this post for more details: https://stackoverflow...
Why can't I inherit static classes?
I have several classes that do not really need any state. From the organizational point of view, I would like to put them into hierarchy.
...
How do you use the Immediate Window in Visual Studio?
...r example, let’s say this is what your class looks like:
private class Foo
{
public string GetMessage()
{
return "hello";
}
}
If the object already exists in memory and it’s in scope, then you can call it in the Immediate Window as long as it has been instantiated before ...
Adding a background image to a element
... like position, attachament
background CSS Property is a connection of all background-xxx propieties in that syntax:
background:
background-color
background-image
background-repeat
background-attachment
background-position;
Source: w3schools
...
module.exports vs exports in Node.js
...the same since you are not reassigning it. That is why this works
exports.foo = function() { ... }
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String difference in Bash
...u are in a bash session, you could do a:
diff <cmd1 <cmd2
diff <(foo | bar) <(baz | quux)
with < creating anonymous named pipes -- managed by bash -- so they are created and destroyed automatically, unlike temporary files.
So if you manage to isolate your two different string as p...