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Paste in insert mode?
Is it possible to paste in insert mode in Vim?
11 Answers
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android get real path by Uri.getPath()
...iles, not virtual or temporary) , i solve all problems with this library.
https://github.com/nohana/Laevatein (this library is to take photo from camera or choose from galery , if you choose from gallery he have a drawer with albums and just show local files)
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delete a.x vs a.x = undefined
... The main difference is that setting
a.x = undefined
means that a.hasOwnProperty("x") will still return true, and therefore, it will still show up in a for in loop, and in Object.keys()
delete a.x
means that a.hasOwnProperty("x") will return false
The way that they are the same is that you ca...
Load multiple packages at once
How can I load a bunch of packages at once with out retyping the require command over and over? I've tried three approaches all of which crash and burn.
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How to initialise memory with new operator in C++?
I'm just beginning to get into C++ and I want to pick up some good habits. If I have just allocated an array of type int with the new operator, how can I initialise them all to 0 without looping through them all myself? Should I just use memset ? Is there a “C++” way to do it?
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JavaScript + Unicode regexes
How can I use Unicode-aware regular expressions in JavaScript?
11 Answers
11
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Check if an apt-get package is installed and then install it if it's not on Linux
...e, the removal of old and the installation of new packages).
See also:
https://askubuntu.com/questions/165951/dpkg-get-selections-shows-packages-marked-deinstall
https://askubuntu.com/questions/423355/how-do-i-check-if-a-package-is-installed-on-my-server
Tested on Ubuntu 19.10.
Python apt pac...
Copy and paste content from one file to another file in vi
I am working with two files, and I need to copy a few lines from one file and paste into another file. I know how to copy (yy) and paste (p) in the same file. But that doesn't work for different files. How is this done?
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Why should I declare a virtual destructor for an abstract class in C++?
I know it is a good practice to declare virtual destructors for base classes in C++, but is it always important to declare virtual destructors even for abstract classes that function as interfaces? Please provide some reasons and examples why.
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How do you make an array of structs in C?
I'm trying to make an array of structs where each struct represents a celestial body.
7 Answers
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