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Go build: “Cannot find package” (even though GOPATH is set)

...It does not work because your foobar.go source file is not in a directory called foobar. go build and go install try to match directories, not source files. Set $GOPATH to a valid directory, e.g. export GOPATH="$HOME/go" Move foobar.go to $GOPATH/src/foobar/foobar.go and building should work just ...
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How can I push a specific commit to a remote, and not previous commits?

... commits, not to be confused with the top, first, or tip commit, which are all ambiguous descriptions in my opinion. The commit needs to the oldest of your commits, i.e. the furthest from your most recent commit. If it's not the oldest commit then all commits from your oldest, local, non-pushed SHA ...
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Is there a common Java utility to break a list into batches?

...ecutive sublists of a list, each of the same size (the final list may be smaller). For example, partitioning a list containing [a, b, c, d, e] with a partition size of 3 yields [[a, b, c], [d, e]] -- an outer list containing two inner lists of three and two elements, all in the original order. ...
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How to get a number of random elements from an array?

... @Derek朕會功夫 Ah, clever, that works much better for small samples from large ranges indeed. Especially with using an ES6 Set (which wasn't available in '13 :-/) – Bergi Aug 8 '17 at 0:22 ...
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What are the best Haskell libraries to operationalize a program? [closed]

...he types of work the program is doing and how long that work is taking. Ideally, the collected metrics are available in a format that's compatible with commonly-used monitoring tools like Ganglia, or can be so munged. I'm not aware of any standardized reporting tools, however, extracting reports f...
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UILabel is not auto-shrinking text to fit label size

...rs now.. Depending on situation i have to calculate UILabels size dynamically, e.g my UIViewController receives an event and i change UILabels size. from bigger to smaller. The size of my UILabel gets smaller and i get the correct needed size, but the text in my UILabel stays the sam...
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how to change uiviewcontroller title independent of tabbar item title

...swers posted by others worked for me because my tab bar's view controllers all have navigation controllers at their root - this is a common hierarchy pattern for UITabBarController. You have to set the navigation controller's tabBarItem instead to get the title to show differently from the navigati...
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How do I get monitor resolution in Python?

...stemMetrics(0), user32.GetSystemMetrics(1) so that you don't need to install the pywin32 package; it doesn't need anything that doesn't come with Python itself. For multi-monitor setups, you can retrieve the combined width and height of the virtual monitor: import ctypes user32 = ctypes.windll.u...
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Where is logback encoder pattern documentation

I've gone through all the documentation of logback and I can't find anywhere the documentation to configure the encoder's pattern when logging, such as: ...
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Putting HTML inside Html.ActionLink(), plus No Link Text?

...need to use ajax or some feature which you cannot use when making link manually (using tag): <%= Html.ActionLink("LinkTextToken", "ActionName", "ControllerName").ToHtmlString().Replace("LinkTextToken", "Refresh <span class='large sprite refresh'></span>")%> You can use any text...