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TypeError: method() takes 1 positional argument but 2 were given
... as you can see, does indeed have two arguments - it's just that the first one is implicit, from the point of view of the caller.
This is because most methods do some work with the object they're called on, so there needs to be some way for that object to be referred to inside the method. By conven...
Switching between GCC and Clang/LLVM using CMake
... the environment variables CC and CXX and then invokes cmake with the mentioned variable overrides.
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bash: mkvirtualenv: command not found
...hout sourcing virtualenvwrapper_bashrc
Solution 2:
Alternatively as mentioned below, you could leverage the chance that virtualenvwrapper.sh is already in your shell's PATH and just issue a source `which virtualenvwrapper.sh`
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jQuery .data() does not work, but .attr() does
...fiddle.
To avoid this problem don't intermix .data and .attr() calls. Use one or the other.
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How to make Twitter Bootstrap menu dropdown on hover rather than click
...ub-menu:before {
border-bottom: 7px solid transparent;
border-left: none;
border-right: 7px solid rgba(0, 0, 0, 0.2);
border-top: 7px solid transparent;
left: -7px;
top: 10px;
}
.navbar .sub-menu:after {
border-top: 6px solid transparent;
border-left: none;
border-righ...
Python nested functions variable scoping [duplicate]
...
Rather than declaring a special object or map or array,
one can also use a function attribute.
This makes the scoping of the variable really clear.
def sumsquares(x,y):
def addsquare(n):
sumsquares.total += n*n
sumsquares.total = 0
addsquare(x)
addsquare(y)
return ...
Processing $http response in service
...le, needless requests to the JSON service, when really I only need to make one.
– GFoley83
May 16 '13 at 22:05
5
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How do I maintain the Immersive Mode in Dialogs?
... updated my answer after some investigation into the issue, it was a tough one! Tested on a Nexus 5 emulator, hopefully this one works.
– Beaver6813
Apr 22 '14 at 22:10
2
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Is there a way to cache GitHub credentials for pushing commits?
...feature in the comments below.)
With Git 1.7.9 or later, you can just use one of the following credential helpers:
git config --global credential.helper cache
... which tells Git to keep your password cached in memory for (by default) 15 minutes. You can set a longer timeout with:
git config --...
String formatting: % vs. .format vs. string literal
...
The point is: The one recurring argument that the new syntax allows reordering of items is a moot point: You can do the same with the old syntax. Most people do not know that this is actually already defined in the Ansi C99 Std! Check out a re...