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Colors with unix command “watch”?
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Some newer versions of watch now support color.
For example watch --color ls -ahl --color.
Related.
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Changing Ctrl + Tab behavior for moving between documents in Visual Studio
...he tab control. My problem is the inconsistency of what switching to the next and previous document do.
13 Answers
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How do I include a pipe | in my linux find -exec command?
This isn't working. Can this be done in find? Or do I need to xargs?
6 Answers
6
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cd into directory without having permission
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@user812954's answer was quite helpful, except I had to do this this in two steps:
sudo su
cd directory
Then, to exit out of "super user" mode, just type exit.
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How to throw an exception in C?
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There are no exceptions in C. In C the errors are notified by the returned value of the function, the exit value of the process, signals to the process (Program Error Signals (GNU libc)) or the CPU hardware interruption (or other notificat...
Issue with adding common code as git submodule: “already exists in the index”
...ny case.
That error means that projectfolder is already staged ("already exists in the index"). To find out what's going on here, try to list everything in the index under that folder with:
git ls-files --stage projectfolder
The first column of that output will tell you what type of object is i...
Default value to a parameter while passing by reference in C++
...n actual instance as the default:
static int AVAL = 1;
void f( int & x = AVAL ) {
// stuff
}
int main() {
f(); // equivalent to f(AVAL);
}
but this is of very limited practical use.
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Escaping regex string
I want to use input from a user as a regex pattern for a search over some text. It works, but how I can handle cases where user puts characters that have meaning in regex?
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How to properly ignore exceptions
When you just want to do a try-except without handling the exception, how do you do it in Python?
11 Answers
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Suppress warning “Category is implementing a method which will also be implemented by its primary cl
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A category allows you to add new methods to an existing class. If you want to reimplement a method that already exists in the class, you typically create a subclass instead of a category.
Apple documentation: Customizing existing classes
If the name of a method declar...