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Get Slightly Lighter and Darker Color from UIColor
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The function is missing a _ before the word amount. Should be private func hueColorWithBrightnessAmount(_ amount: CGFloat) -> PXColor {
– Codemonk
Apr 17 '18 at 21:16
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What is process.env.PORT in Node.js?
... and stop at the first available value if any.
– HoCo_
May 13 '18 at 22:09
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Default value in Go's method
...er at the end
// a is required, b is optional.
// Only the first value in b_optional will be used.
func Concat2(a string, b_optional ...int) string {
b := 5
if len(b_optional) > 0 {
b = b_optional[0]
}
return fmt.Sprintf("%s%d", a, b)
}
**Option 3:** A config struct
// A declarativ...
ImportError: no module named win32api
...n installation for win32api and you should find win32api.pyd under ${PYTHON_HOME}\Lib\site-packages\win32.
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Can I use assert on Android devices?
...rt x == 0 : "x = " + x;
An alternative to the above statement is:
Utils._assert(x == 0, "x = " + x);
Where the method is defined as:
public static void _assert(boolean condition, String message) {
if (!condition) {
throw new AssertionError(message);
}
}
The Oracle java docs r...
test a file upload using rspec - rails
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You can use fixture_file_upload method to test file uploading:
Put your test file in "{Rails.root}/spec/fixtures/files" directory
before :each do
@file = fixture_file_upload('files/test_lic.xml', 'text/xml')
end
it "can upload a license" do...
Which is the preferred way to concatenate a string in Python?
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If you have multiple strings (n > 10) "".join(list_of_strings) is still faster
– Mikko Ohtamaa
Aug 29 '12 at 5:34
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Invalid postback or callback argument. Event validation is enabled using '
... One more option: implement IPostBackEventHandler and call js __doPostBack('<%= UniqueId.ToString() %>',arg)
– gdbdable
May 22 '14 at 7:11
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Facebook Post Link Image
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The easiest way is just a link tag:
<link rel="image_src" href="http://stackoverflow.com/images/logo.gif" />
But there are some other things you can add to your site to make it more Social media friendly:
Open Graph Tags
Open Graph tags are tags that you add to the <...
Is there any JSON Web Token (JWT) example in C#?
...('+', '-'); // 62nd char of encoding
output = output.Replace('/', '_'); // 63rd char of encoding
return output;
}
// from JWT spec
private static byte[] Base64UrlDecode(string input)
{
var output = input;
output = output.Replace('-', '+'); // 62nd cha...