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Bash script error [: !=: unary operator expected
...am trying to error check if the first and only argument is equal to -v but it is an optional argument. I use an if statement but I keep getting the unary operator expected error.
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Run a Docker image as a container
... a dockerfile , I see the image was built successfully, but what do I do with it? Shouldn't i be able to run it as a container?
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Is there an easy way to return a string repeated X number of times?
...ing to insert a certain number of indentations before a string based on an items depth and I'm wondering if there is a way to return a string repeated X times. Example:
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How can I transform string to UTF-8 in C#?
...a string that I receive from a third party app and I would like to display it correctly in any language using C# on my Windows Surface.
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Extract first item of each sublist
I am wondering what is the best way to extract the first item of each sublist in a list of lists and append it to a new list. So if I have:
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How to encode the filename parameter of Content-Disposition header in HTTP?
...d rather than directly rendered in a Web browser issue a Content-Disposition header in the HTTP response of the form:
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Difference between var_dump,var_export & print_r
..._r is for debugging purposes, too, but does not include the member's type. It's a good idea to use if you know the types of elements in your array, but can be misleading otherwise. print_r by default prints the result, but allows returning as string instead by using the optional $return parameter.
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Remap values in pandas column with a dict
...follow
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edited Oct 3 '18 at 8:31
Winand
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answer...
Placeholder Mixin SCSS/CSS
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You're looking for the @content directive:
@mixin placeholder {
::-webkit-input-placeholder {@content}
:-moz-placeholder {@content}
::-moz-placeholder {@content}
:-ms-input-placeholder {@content}
}
@include placeholder {
font-style:italic;
color: white;
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Access to the path is denied
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You need to find out from the application pool for the website what is the identity it is running under (by default this is Application Pool Identity) and grant that the correct permissions.
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