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Can someone explain the right way to use SBT?

...= taskKey[Unit]("Fetch meaning of life") fooTask := { import scalaj.http._ // error: cannot resolve symbol val response = Http("http://example.com").asString ... } However this will error saying missing import scalaj.http._. How is this possible when we, right above, added scalaj-http to lib...
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Executing multi-line statements in the one-line command-line?

...ng a statement were an issue, this would work, but it doesn't: python -c "__import__('sys'); for r in range(10): print 'rob'" For your very basic example, you could rewrite it as this: python -c "import sys; map(lambda x: sys.stdout.write('rob%d\n' % x), range(10))" However, lambdas can only e...
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“PKIX path building failed” and “unable to find valid certification path to requested target”

...ermine location of cacerts files, eg. C:\Program Files (x86)\Java\jre1.6.0_22\lib\security\cacerts. Next import the example.cer file into cacerts in command line: keytool -import -alias example -keystore C:\Program Files (x86)\Java\jre1.6.0_22\lib\security\cacerts -file example.cer You will be...
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Mock functions in Go

...I would make downloader() a method on a type, and the type can hold the get_page dependency: Method 1: Pass get_page() as a parameter of downloader() type PageGetter func(url string) string func downloader(pageGetterFunc PageGetter) { // ... content := pageGetterFunc(BASE_URL) // ... } ...
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Understanding generators in Python

... <=2.6: in the above examples next is a function which calls the method __next__ on the given object. In Python <=2.6 one uses a slightly different technique, namely o.next() instead of next(o). Python 2.7 has next() call .next so you need not use the following in 2.7: >>> g = (n for...
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SyntaxError: Non-ASCII character '\xa3' in file when function returns '£'

... or use the magic available since Python 2.6 to make it automatic: from __future__ import unicode_literals share | improve this answer | follow | ...
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How do I send a JSON string in a POST request in Go

..., resp.Status) fmt.Println("response Headers:", resp.Header) body, _ := ioutil.ReadAll(resp.Body) fmt.Println("response Body:", string(body)) } share | improve this answer | ...
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How to copy an object in Objective-C

...wered Jul 24 '12 at 10:41 Szuwar_JrSzuwar_Jr 58377 silver badges1010 bronze badges ...
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Difference between “module.exports” and “exports” in the CommonJs Module System

...e tagline for every modular javaScript. Thanks – lima_fil Jan 23 '15 at 23:06 8 Beautifully expla...
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How do I install Python OpenCV through Conda?

...for me three, on Ubuntu 14.04. :-) THANKS! – Rafael_Espericueta Apr 11 '15 at 1:23 11 ...