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'Java' is not recognized as an internal or external command

... You need to configure your environment variables, JAVA_HOME and PATH. JAVA_HOME must contain the path to java, and you should add %JAVA_HOME%\bin to PATH Alternatively, you can simply add to your PATH the whole path to the bin folder, without the JAVA_HOME variable, however, t...
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Any way to replace characters on Swift String?

...n leaves me with and optional string. Original String looks like this: "x86_64" and the new mapping looks like "Optional([\"x\", \"8\", \"6\", \"_\", \"6\", \"4\"])" – John Shelley Oct 19 '15 at 15:07 ...
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How does Bluebird's util.toFastProperties function make an object's properties “fast”?

...es it slow. assertFalse(%HasFastProperties(proto)); DoProtoMagic(proto, set__proto__); // Making it a prototype makes it fast again. assertTrue(%HasFastProperties(proto)); Reading and running this test shows us that this optimization indeed works in v8. However - it would be nice to see how. If we ...
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Asp.NET Web API - 405 - HTTP verb used to access this page is not allowed - how to set handler mappi

...bling doesn't help, you have to un-install it. – John_ May 10 '12 at 16:08 I can confirm that disabling doesn't help. ...
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Is there a code obfuscator for PHP? [closed]

..., then we realized you can trivially decompile them. perl -MO=Deparse some_program PHP has things like DeZender and Show My Code. My advice? Write a license and get a lawyer. The only other option is to not give out the code and instead run a hosted service. See also the perlfaq entry on the ...
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What are the advantages of NumPy over regular Python lists?

...nts = 10000 Ntimeits = 10000 x = arange(Nelements) y = range(Nelements) t_numpy = Timer("x.sum()", "from __main__ import x") t_list = Timer("sum(y)", "from __main__ import y") print("numpy: %.3e" % (t_numpy.timeit(Ntimeits)/Ntimeits,)) print("list: %.3e" % (t_list.timeit(Ntimeits)/Ntimeits,)) w...
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Are there conventions on how to name resources?

... layouts with widgets and containers, I use the convention: <layout>_<widget/container>_<name> I do the same strategy for any dimens, strings, numbers, and colors I use in those layouts. However, I do try generalizing. e.g if all buttons have a common textColor, I won't prefix t...
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How to set Python's default version to 3.x on OS X?

...on='python3' in your ~/.profile, and then source ~/.profile in your ~/.bash_profile and/or your~/.zsh_profile with a line like: [ -e ~/.profile ] && . ~/.profile This way, your alias will work across shells. With this, python command now invokes python3. If you want to invoke the "origi...
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Validating with an XML schema in Python

...et's create simplest validator.py from lxml import etree def validate(xml_path: str, xsd_path: str) -> bool: xmlschema_doc = etree.parse(xsd_path) xmlschema = etree.XMLSchema(xmlschema_doc) xml_doc = etree.parse(xml_path) result = xmlschema.validate(xml_doc) return result...
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MySql server startup error 'The server quit without updating PID file '

...", there should be more info. It might be in: /usr/local/var/mysql/your_computer_name.local.err It's probably problem with permissions check if any mysql instance is running ps -ef | grep mysql if yes, you should stop it, or kill the process kill -9 PID where PID is the number d...