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Is there a difference between underscore and white space in Vim?
Once it is typed, the screen displays a whitespace, same as the output after pressing space key. However, one can still distinguish underscore from white space by searching underscores (e.g., :/_). Interestingly this problem does not applear in vim, as both underscore and white space can be displayed properly.
How to change the name of a variable in Vim?
Here are some Vim procedures to switch between CamelCase and under_score variable names. This is a simple procedure to change variables names from $this_variable_style to $thisVariableStyle . The commands below define these mappings: + Find the next $variable_with_underscores. _ Convert the next underscore on the current line.
How to switch between CamelCase and under _ scores in Vim?
The coding style for one project may use CamelCase for variables, while another may use under_scores. Here are some Vim procedures to switch between CamelCase and under_score variable names.
Can a gvim display underscore as white space?
The gvim installed in my gentoo linux can not properly display underscore ( _ ). Once it is typed, the screen displays a whitespace, same as the output after pressing space key. However, one can still distinguish underscore from white space by searching underscores (e.g., :/_).
What does it mean to move between lines in Vim?
Generally, motions that move between lines affect lines (are linewise), and motions that move within a line affect characters (are characterwise). However, there are some exceptions. *exclusive* *inclusive* A character motion is either inclusiveor exclusive. When inclusive, the start and end position of the motion are included in the operation.
When to move the end of a motion in Vim?
There are however, two general exceptions: 1. If the motion is exclusiveand the end of the motion is in column 1, the end of the motion is moved to the end of the previous line and the motion becomes inclusive. Example: “}” moves to the first line after a paragraph, but “d}” will not include that line.
Which is the best cursor to use in Vim?
If you set the ‘ruler’option, the cursor position is continuously shown in the status line (which slows down Vim a little). Experienced users prefer the hjklkeys because they are always right under their fingers. Beginners often prefer the arrow keys, because they donot know what the hjklkeys do.
Which is the cursor to scroll in Vim?
To tell Vim to make the current change and then stop, use l, for last. ^E and ^Y allow you to scroll the text using Ctrl-e and Ctrl-y. Searches in Vim put the cursor on the first character of the matched string by default; if you search for Debian, it would put the cursor on the D.
How to match empty lines with whitespace in Vim?
To match whitespace, use the \\s operator. If you wanted to find empty lines that contain nothing but whitespace, you could use ^\\s.*$. This will match lines with whitespace, but no other characters — it won’t match empty lines without white space. By contrast, the \\S operator will match non-whitespace characters.