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Specify width in *characters*
When using a fixed width font , I'd like to specify the width of an HTML element in characters .
2 Answers
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PatternSyntaxException: Illegal Repetition when using regex in Java
I don't know much regex, but I need to match a simple pattern. The following should return true,
2 Answers
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Initialization of an ArrayList in one line
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Actually, probably the "best" way to initialize the ArrayList is the method you wrote, as it does not need to create a new List in any way:
ArrayList<String> list = new ArrayList<String>();
list.add("A");
list.add("B");
list.add("C");
The catch is that there is quite a bit of ty...
Emacs, switch to previous window
In Emacs, C-x o takes me to the next window.
12 Answers
12
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Is it possible to ping a server from Javascript?
I'm making a web app that requires that I check to see if remote servers are online or not. When I run it from the command line, my page load goes up to a full 60s (for 8 entries, it will scale linearly with more).
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How to “git show” a merge commit with combined diff output even when every changed file agrees with
After doing a "simple" merge (one without conflicts), git show usually only shows something like
11 Answers
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Can we use join for two different database tables?
Can we use the join operation for two tables from different databases? If yes, how do I do it?
2 Answers
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How to percent-encode URL parameters in Python?
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Python 2
From the docs:
urllib.quote(string[, safe])
Replace special characters in string
using the %xx escape. Letters, digits,
and the characters '_.-' are never
quoted. By default, this function is
intended for quoting t...
make: Nothing to be done for `all'
I am going through an eg pgm to create a make file.
7 Answers
7
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Insert the carriage return character in vim
I'm editing a network protocol frame stored a file in Unix ( \n newlines). I need to insert the carriage return character ( U+000D aka \r ). When I try to paste it from the clipboard ( "+p ) or type it using Ctrl + Shift + u - 000d , the linefeed is inserted ( U+000A ).
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