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Preventing form resubmission
Page one contains an HTML form. Page two - the code that handles the submitted data.
12 Answers
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Check for array not empty: any?
...plicit block of {|obj| obj} (that
is any? will return true if at least
one of the collection members is not
false or nil).
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Switch Git branch without files checkout
... strategy of avoiding the git plumbing commands and favoring the porcelain ones.
– user64141
Oct 14 '16 at 17:13
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Determine installed PowerShell version
.... While $PSVersionTable will show the true version. Hope it would help someone..
– vulcan raven
Oct 23 '12 at 4:27
16
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Git is ignoring files that aren't in gitignore
... This is much better than the accepted answer. No offense to that one, but this saved my day. Thank you kenorb.
– luanjunyi
Aug 4 '15 at 21:46
1
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How to work with Git branches and Rails migrations
...ing data will be lost.
You'll probably only want to run production off of one branch which you're very careful with, so these steps don't apply there (just run rake db:migrate as usual there). But in development, it should be no big deal to recreate the database from the schema, which is what rake...
How to unstash only certain files?
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As mentioned below, and detailed in "How would I extract a single file (or changes to a file) from a git stash?", you can apply use git checkout or git show to restore a specific file.
git checkout stash@{0} -- <filename>
With...
Add spaces before Capital Letters
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Didn't test performance, but here in one line with linq:
var val = "ThisIsAStringToTest";
val = string.Concat(val.Select(x => Char.IsUpper(x) ? " " + x : x.ToString())).TrimStart(' ');
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External template in Underscore
...n of said templates happen at build time (not runtime), and you don't have one hundred tiny async requests when the page starts up.
Everything below is junk
For me, I prefer the simplicity of including a JS file with my template. So, I might create a file called view_template.js which includes th...
Download single files from GitHub
...r each repository that you can use to upload files. If you need more than one binary, you can use a .zip file.
The URL to download an uploaded file is:
https://github.com/downloads/user/repository/filename
Note that the URLs given above, from the links on github.com, will redirect to raw.githubu...