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Servlet returns “HTTP Status 404 The requested resource (/servlet) is not available”
I have an HTML form in a JSP file in my WebContent/jsps folder. I have a servlet class servlet.java in my default package in src folder. In my web.xml it is mapped as /servlet .
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Code Golf: Lasers
The shortest code by character count to input a 2D representation of a board, and output 'true' or 'false' according to the input .
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Lambda capture as const reference?
Is it possible to capture by const reference in a lambda expression?
8 Answers
8
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Linux vi arrow keys broken in insert mode
My arrow keys don't work in vi in insert mode at home, they just each insert a newline and a capital letter, like 'A'. Is there a way to fix that?
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What does “./” (dot slash) refer to in terms of an HTML file path location?
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./ is the the folder that the working file is in:
So in /index.htm ./ is the root directory
but in /css/style.css ./ is the css folder.
This is important to remember because if you move CSS from /index.htm to /css/style.css the path will change.
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Java SecurityException: signer information does not match
I recompiled my classes as usual, and suddenly got the following error message. Why? How can I fix it?
18 Answers
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In eclipse, unable to reference an android library project in another android project
As I was writing up this question I managed to solve it so repeat it here for the benefit of others. Here is the initial problem:
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Date format Mapping to JSON Jackson
I have a Date format coming from API like this:
9 Answers
9
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Listing all permutations of a string/integer
A common task in programming interviews (not from my experience of interviews though) is to take a string or an integer and list every possible permutation.
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Setting environment variables on OS X
What is the proper way to modify environment variables like PATH in OS X?
31 Answers
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