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What would be C++ limitations compared C language? [closed]

...s, depending on how template/inline a C++ library is.) Taking the first C file in a project I'm working on, this is what happens if you just swap gcc std=c99 for g++: sandiego:$ g++ -g -O1 -pedantic -mfpmath=sse -DUSE_SSE2 -DUSE_XMM3 -I src/core -L /usr/lib -DARCH=elf64 -D_BSD_SOURCE -DPOSIX -D_...
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if…else within JSP or JSTL

I want to output some HTML code based on some condition in a JSP file. 13 Answers 13 ...
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Two-way encryption: I need to store passwords that can be retrieved

...a salt). The application specific key can be stored anywhere (in a config file outside of the web-root, in an environmental variable, etc). The user specific one would be stored in a column in the db next to the encrypted password. The user supplied one would not be stored. Then, you'd do someth...
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Script parameters in Bash

... var1=${!i}; elif [ ${!i} = "-log" ]; then ((i++)) logFile=${!i}; elif [ ${!i} = "-x" ]; then ((i++)) var2=${!i}; elif [ ${!i} = "-p" ]; then ((i++)) var3=${!i}; elif [ ${!i} = "-b" ]; then ((i++)) var4=${!i}; eli...
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What's the “big idea” behind compojure routes?

...T "/test" [& more] (str "<pre>" more "</pre>")) (GET ["/:filename" :filename #".*"] [filename] (response/file-response filename {:root "./static"})) (ANY "*" [] "<h1>Page not found.</h1>")) Let's analyse each route in turn: (GET "/" [] (workbench)) -- when de...
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Twitter oAuth callbackUrl - localhost development

... Alternative 1. Set up your .hosts (Windows) or etc/hosts file to point a live domain to your localhost IP. such as: 127.0.0.1 xyz.com where xyz.com is your real domain. Alternative 2. Also, the article gives the tip to alternatively use a URL shortener service. Shorten your...
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Is there a way to collapse all code blocks in Eclipse?

...e 2 Build id: 20120216-1857) language specific preferences can open up new files to edit which are already collapsed or expanded. Here is a link to Eclipse Galileo online docs showing the feature for C/C++: http://help.eclipse.org/galileo/index.jsp?topic=/org.eclipse.cdt.doc.user/reference/cdt_u_c...
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How do I change bash history completion to complete what's already on the line?

... Ubuntu ships with this useful /usr/share/doc/bash/inputrc.arrows: # This file controls the behaviour of line input editing for # programs that use the Gnu Readline library. # # Arrow keys in keypad mode # "\C-[OD" backward-char "\C-[OC" forward-char "\C-[OA" previous-history "...
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Automatically plot different colored lines

...x" at the bottom of this post. There is a great tool on the MATLAB Central File Exchange to generate any number of visually distinct colors, if you have the Image Processing Toolbox to use it. Read on for details. The ColorOrder axes property allows MATLAB to automatically cycle through a list ...
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How many bytes does one Unicode character take?

... I wrote a demo that shows Windows-1252, UTF8 and UTF8-BOM encoded files interpreted with each encoding, and compares equality between the results: github.com/vladyrn/encodings_demo – Vlad Aug 30 '18 at 11:54 ...