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Pure virtual destructor in C++

... crash. Edit: fixing the declaration to be more conformant, compiled with http://www.comeaucomputing.com/tryitout/ share | improve this answer | follow | ...
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What does the Reflect object do in JavaScript?

...ut I can't for the life of me find anything on Google. Today I found this http://people.mozilla.org/~jorendorff/es6-draft.html#sec-reflect-object and it sounds similar to the Proxy object apart from the realm and loader functionality. ...
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Splitting String with delimiter

...sn't work that way in groovy. you have to use tokenize... See the docs: http://groovy-lang.org/gdk.html#split() share | improve this answer | follow | ...
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java.net.UnknownHostException: Invalid hostname for server: local

...contained whitespace. In writing a proxy server the host was obtained from HTTP headers with the use of split(":") by semicolons for the HOST header. This left whitespace, and causes the UnknownHostException as a host with whitespace is not a valid host. Doing a host = host.trim() on the String host...
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How to show vertical line to wrap the line in Vim?

... Several answers here http://vim.wikia.com/wiki/Highlight_long_lines simple autocommand :au BufWinEnter * let w:m1=matchadd('Search', '\%<81v.\%>77v', -1) :au BufWinEnter * let w:m2=matchadd('ErrorMsg', '\%>80v.\+', -1) ...
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Check if Internet Connection Exists with Javascript? [duplicate]

...ase might be: Right before your close </body> tag: <script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.3/jquery.min.js"></script> <script>window.jQuery || document.write('<script src="js/vendor/jquery-1.10.2.min.js"><\/script>')</script> This i...
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demystify Flask app.secret_key

...s 'eb84e8da7ca23e9f83....' # so you get the code from the mirror download https://mirror.example-codedump.com/source_code.tar.gz # you calculate the hash as instructed sha1(source_code.tar.gz) > eb84e8da7c.... Both hashes are the same, you know that you have an identical copy. What's a coo...
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Alternative to itoa() for converting integer to string C++? [duplicate]

...ring s; std::stringstream out; out << i; s = out.str(); Taken from http://notfaq.wordpress.com/2006/08/30/c-convert-int-to-string/ share | improve this answer | follo...
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What does inverse_of do? What SQL does it generate?

... After this pr (https://github.com/rails/rails/pull/9522) inverse_of is not required in most cases. Active Record supports automatic identification for most associations with standard names. However, Active Record will not automatically ide...
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How to execute an external program from within Node.js?

... a tri-directional popen(3) facility through the ChildProcess class. See http://nodejs.org/docs/v0.4.6/api/child_processes.html share | improve this answer | follow ...