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How to activate virtualenv?
...nd tried various alternatives without success and spent several days on it now - driving me mad.
18 Answers
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Using an image caption in Markdown Jekyll
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Jekyll now includes a site.url variable.
– Roy Tinker
Nov 14 '14 at 0:22
20
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Is there a way to iterate over a slice in reverse in Go?
...ation with index
for k := range s {
k = len(s) - 1 - k
// now k starts from the end
}
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How can I cast int to enum?
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@FlySwat, what if YourEnum is dynamic and will only be known at runtime, and what I want is to convert to Enum?
– Shimmy Weitzhandler
Feb 19 '12 at 9:56
235
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How to capture UIView to UIImage without loss of quality on retina display
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The currently accepted answer is now out of date, at least if you are supporting iOS 7.
Here is what you should be using if you are only supporting iOS7+:
+ (UIImage *) imageWithView:(UIView *)view
{
UIGraphicsBeginImageContextWithOptions(view.bounds.s...
How can I use UIColorFromRGB in Swift?
...0FF) / 255.0,
alpha: CGFloat(1.0)
)
}
}
This can now be used like so:
view.backgroundColor = UIColor(rgb: 0x209624)
I would only recommend monkey patching UIKit classes like this in your own client code, not libraries.
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How does inheritance work for Attributes?
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Then test to see if it has the attribute...
MySubClassInstance <--- now has the MyUberAttribute with "Bob" as the SpecialName value.
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Command to remove all npm modules globally?
...$package; done;
EDIT: This command breaks with npm 3.3.6 (Node 5.0). I'm now using the following Bash command, which I've mapped to npm_uninstall_all in my .bashrc file:
npm uninstall `ls -1 node_modules | tr '/\n' ' '`
Added bonus? it's way faster!
https://github.com/npm/npm/issues/10187
How...
Removing numbers from string [closed]
...ts list
for i in s:
if not i.isdigit():
no_digits.append(i)
# Now join all elements of the list with '',
# which puts all of the characters together.
result = ''.join(no_digits)
As @AshwiniChaudhary and @KirkStrauser point out, you actually do not need to use the brackets in the one-...
How do I get the base URL with PHP?
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this keeps redirecting to same page user is at now. how can I fix this to redirect to home page? Im on apache, localhost. php7
– Joey
Dec 14 '17 at 8:06
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