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How do I add files without dots in them (all extension-less files) to the gitignore file?
...**/
!*.*
That gitignore exclusion rule (a negated pattern) should ignore all files, except the ones with an extension.
As mentioned below by Mad Physicist, the rule is:
It is not possible to re-include a file if a parent directory of that file is excluded. (*)
(*: unless certain conditions are m...
Remove columns from dataframe where ALL values are NA
I'm having trouble with a data frame and couldn't really resolve that issue myself:
The dataframe has arbitrary properties as columns and each row represents one data set .
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Replace all elements of Python NumPy Array that are greater than some value
I have a 2D NumPy array and would like to replace all values in it greater than or equal to a threshold T with 255.0. To my knowledge, the most fundamental way would be:
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Git number of commits per author on all branches
I'd like to get the number of commits per author on all branches. I see that
1 Answer
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How to specify font attributes for all elements on an html web page?
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* {
font-size: 100%;
font-family: Arial;
}
The asterisk implies all elements.
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Do I need all three constructors for an Android custom view?
...s/MyCustomStyle"
...
/>
the 2nd constructor will also be called and default the style to MyCustomStyle before applying explicit XML attributes.
The third constructor is usually used when you want all of the Views in your application to have the same style.
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What is the difference between NULL, '\0' and 0?
...0 has different meanings depending upon the context in which it's used. In all cases, it is still an integer constant with the value 0, it is just described in different ways.
If a pointer is being compared to the constant literal 0, then this is a check to see if the pointer is a null pointer. Thi...
How do I get the backtrace for all the threads in GDB?
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Generally, the backtrace is used to get the stack of the current thread, but if there is a necessity to get the stack trace of all the threads, use the following command.
thread apply all bt
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How to use arguments from previous command?
... the previous commands (arg 0). Similarly Alt-- then repeating Alt-. would allow you to step through the previous next-to-last arguments.
If there is no appropriate argument on a particular line in history, the bell will be rung.
If there is a particular combination you use frequently, you can def...
Get all child views inside LinearLayout at once
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Hi Yashwanth Kumar, can i get all TextViews in that Linearlayout?
– Hai nguyen
Dec 18 '13 at 9:22
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