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Using python's eval() vs. ast.literal_eval()?
...ery powerful, but is also very dangerous if you accept strings to evaluate from untrusted input. Suppose the string being evaluated is "os.system('rm -rf /')" ? It will really start deleting all the files on your computer.
ast.literal_eval:
Safely evaluate an expression node or a string containing a...
Java generics - why is “extends T” allowed but not “implements T”?
...e with assignable to that other one (extends), or is this class assignable from that one (super).
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How to get a json string from url?
... Why do you skip the using statement that is used in the answer from Jon?
– Skuli
May 30 '14 at 9:03
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What are the undocumented features and limitations of the Windows FINDSTR command?
... is not the offset of the match within the line. It is the number of bytes from the beginning of the file to the beginning of the line.
text = The binary representation of the matching line, including any <CR> and/or <LF>. Nothing is left out of the binary output, such that this example ...
What are the downsides to using Dependency Injection? [closed]
...t if I decide that the output should be unicode. I probably want to switch from std::cout to std::wcout. But that means my strings then have to be of wchar_t, not of char. Either every caller has to be changed, or (more reasonably), the old implementation gets replaced with an adaptor that translate...
Ubuntu, vim, and the solarized color palette
...ry:
ensure syntax on is in your .vimrc
Check what t_Co vim has picked up from your term emulator (a quick :echo &t_Co). If it's 8 you'll want to se t_Co=16. You might also try se t_Co=256 though without let g:solarized_termcolors=16 this will use the 256 fallback mode, which isn't quite the co...
Spring Test & Security: How to mock authentication?
...different authenticated users scenarios without building classes alienated from our architecture just for making simple tests. Its also recommended you to see how @WithSecurityContext works for even more flexibility.
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How can I refresh a page with jQuery?
...tion takes an optional parameter that can be set to true to force a reload from the server rather than the cache. The parameter defaults to false, so by default the page may reload from the browser's cache.
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What does asterisk * mean in Python? [duplicate]
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It separates regular parameters from keyword-only parameters. From the doc index page for '*': docs.python.org/dev/reference/compound_stmts.html#index-22
– Éric Araujo
Oct 30 '15 at 23:40
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Deserializing a JSON into a JavaScript object
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Modern browsers support JSON.parse().
var arr_from_json = JSON.parse( json_string );
In browsers that don't, you can include the json2 library.
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