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dplyr: “Error in n(): function should not be called directly”
.... I am expecting to see a new column n produced with the frequency of each combination. What am I missing? I triple checked that the package is loaded.
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What is the meaning of symbol $ in jQuery?
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Simulate airplane mode in iPhone Simulator
...ng networking connection isn't really the same. Also, some workplaces have computers that have real authentication problems that mean killing your network connection isn't always an option (as everything goes haywire).
– occulus
Feb 22 '11 at 9:23
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Deprecated warning for Rails 4 has_many with order
...d include? This: { order(:position), include(:track) } throws error on the comma.
– kakubei
Nov 15 '13 at 10:02
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Webstorm: “Cannot Resolve Directory”
...er.
From the Jetbrains documentation, a Resource Root enables WebStorm to complete relative paths to resources under the selected folder. This means that you should use Resource Root on a folder that holds all the resources you would like to refer to (e.g. styles, scripts, ...).
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Can I tell the Chrome script debugger to ignore jquery.js?
...ger
And in Chrome Canary using Experimental Dev tools.
http://www.divshot.com/blog/tips-and-tricks/ignoring-library-code-while-debugging-in-chrome/
Update. In Chrome v.75 there is a separabe tab for blackboxing.
Above works in stable Chrome build as well now.
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Git: How to reuse/retain commit messages after 'git reset'?
As Git user I regular come across the situation, that I need to rework one or more commits in a way which do not fit into --amend or rebase -i with fixup commits. Typically I would do something like
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Docker and securing passwords
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Definitely it is a concern. Dockerfiles are commonly checked in to repositories and shared with other people. An alternative is to provide any credentials (usernames, passwords, tokens, anything sensitive) as environment variables at runtime. This is possible via the -...
Scala Programming for Android
...App works but even the most basic application takes several minutes (!) to compile and needs 900 kb compressed, which is a show stopper for mobile applications. Additionally, the IDE runs out of memory every now and then. I assume dex is not made for big libraries like the scala-library .
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How to access the first property of a Javascript object?
...s by all major browsers implementations, please read https://stackoverflow.com/a/23202095 for details on this.
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