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What is a None value?
...nt(F), you see
>>> print(F)
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
NameError: name 'F' is not defined
and that NameError means Python doesn't recognize the name F, because there is no such sticker. If Briggs were right and F = None resets F ...
GitHub “fatal: remote origin already exists”
...emplate (Don't do this if this is not your case). Completely erase the git files of the old repository so you can start a new one:
rm -rf .git
And then restart a new git repository as usual:
git init
git add whatever.wvr ("git add --all" if you want to add all files)
git commit -m "first commit"...
Copy folder structure (without files) from one location to another
I want to create a clone of the structure of our multi-terabyte file server. I know that cp --parents can move a file and it's parent structure, but is there any way to copy the directory structure intact?
...
Relative imports in Python 2.7
...ersion is that there is a big difference between directly running a Python file, and importing that file from somewhere else. Just knowing what directory a file is in does not determine what package Python thinks it is in. That depends, additionally, on how you load the file into Python (by runnin...
Method can be made static, but should it?
... use any of the instance's state yet. For instance, if you were building a file system and you'd got the concept of a directory, but you hadn't implemented it yet, you could write a property returning the kind of the file system object, and it would always be just "file" - but it's logically related...
Can a java file have more than one class?
What is the purpose of having more than one class in a Java file ? I am new to Java.
18 Answers
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Java time-based map/cache with expiring keys [closed]
...r what you want, however note that it does not need external configuration files.
It is generally a good idea to move configuration into a declarative configuration files ( so you don't need to recompile when a new installation requires a different expiry time ), but it is not at all required, you ...
What are inline namespaces for?
... cutting-edge version which is not yet default.
The example given is:
// file V99.h:
inline namespace V99 {
void f(int); // does something better than the V98 version
void f(double); // new feature
// ...
}
// file V98.h:
namespace V98 {
void f(int); // does something
//...
“You have mail” message in terminal, os X [closed]
...ew tab in Terminal (which happened to me once). To solve this problem, the file is needed to be removed (ie. sudo rm /var/mail/<your-username>).
– Muntashir Akon
Oct 6 '17 at 2:10
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How to view AndroidManifest.xml from APK file?
Is it possible to view Androidmanifest.xml file?
14 Answers
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