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How to replace a character by a newline in Vim
..., you’d still use \n, however. This asymmetry is due to the fact that \n and \r do slightly different things:
\n matches an end of line (newline), whereas \r matches a carriage return. On the other hand, in substitutions \n inserts a null character whereas \r inserts a newline (more precisely, it...
shortcut in Android Studio to locate the current editing src file
...urrent editing file in the project tree panel (the very left panel of the Android Studio), except manually. (The worst case is that all the folders there are collapsed)
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Sending Email in Android using JavaMail API without using the default/built-in app
I am trying to create a mail sending application in Android.
25 Answers
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What is PostgreSQL explain telling me exactly?
...content: "• EXPLAIN works on any DML not just SELECT (ie UPDATE, DELETE, and INSERT)". My biggest misunderstanding is what "startup" time means, and that's not explained anywhere in these ~30 slides.
– Mark E. Haase
Feb 19 '16 at 15:51
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Difference between / and /* in servlet mapping url pattern
... all servlets provided by the servletcontainer such as the default servlet and the JSP servlet. Whatever request you fire, it will end up in that servlet. This is thus a bad URL pattern for servlets. Usually, you'd like to use /* on a Filter only. It is able to let the request continue to any of the...
Career day in kindergarten: how to demonstrate programming in 20 minutes? [closed]
I was invited to the kindergarten group of my elder daughter to talk and answer the kids' questions about my profession. There are 26 kids of age 4-6 in the group, plus 3 teachers who are fairly scared of anything related to programming and IT themselves, but bold enough to learn new tricks. I would...
Cannot install packages using node package manager in Ubuntu
... issue. OP should try to install this package instead of doing symlink by hand. Here is a link to this package in Debian package index website.
It can be installed using sudo apt-get install nodejs-legacy.
I have not found any information about adopting the whole thing by NPM developers, but I thi...
Splitting on first occurrence
... of occurrences in which method split() is being applied. Method will find and apply only first 'mango' string.
– Alex
Jul 1 '17 at 6:57
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Is it possible to select the last n items with nth-child?
Using a standard list, I'm trying to select the last 2 list items. I've various permutations of An+B but nothing seems to select the last 2:
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Omitting the second expression when using the if-else shorthand
Can I write the if else shorthand without the else ?
8 Answers
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