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How to list variables declared in script in bash?

... I have to make something to save them to file. My question is how to list all variables declared in my script and get list like this: ...
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Only read selected columns

...g","Sep","Oct","Nov","Dec")) dat <- fread("data.txt", drop = c(8:13)) All result in: > data Year Jan Feb Mar Apr May Jun 1 2009 -41 -27 -25 -31 -31 -39 2 2010 -41 -27 -25 -31 -31 -39 3 2011 -21 -27 -2 -6 -10 -32 UPDATE: When you don't want fread to return a data.table, use the data.ta...
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jQuery find parent form

... May be we should add getting by index? '$("input[type=submit]").closest("form");' returns an array of forms. – sergzach May 22 '12 at 6:20 ...
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How can I fix the Microsoft Visual Studio error: “package did not load correctly”?

I installed Visual Studio 2012 and DevExpress 13.1. As Visual Studio started, it generated an error shown by this attached image, ...
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Regular Expression: Any character that is NOT a letter or number

... @sbmaxx I want to replace all except &, (, ) these characters. how could i add this condition in the current regex. – K Pal Feb 21 '19 at 11:24 ...
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How to compare Unicode characters that “look alike”?

...tion : <compat> GREEK SMALL LETTER MU (U+03BC) Mirror : N Index entries : MICRO SIGN Upper case : U+039C Title case : U+039C Version : Unicode 1.1.0 (June, 1993) Name : GREEK SMALL LETTER MU Block : Greek and Coptic Category : ...
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Unit testing private methods in C#

Visual Studio allows unit testing of private methods via an automatically generated accessor class. I have written a test of a private method that compiles successfully, but it fails at runtime. A fairly minimal version of the code and the test is: ...
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Favorite Django Tips & Features?

... This alleviates you from always type os.path.join() which gets annoying pretty fast: j = lambda filename: os.path.join(PROJECT_DIR, filename). Then you just need to type j("static"). – wr. Ma...
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Android - Package Name convention

...ou consider each period ('.') in the application name as a path separator, all applications from a publisher would sit together in the path hierarchy. So, for instance, packages from Adobe would be of the form: com.adobe.reader (Adobe Reader) com.adobe.photoshop (Adobe Photoshop) com.adobe.ideas ...
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Selectively revert or checkout changes to a file in Git?

... also do git reset -p to selectively unstage changes from the staging area/index. I also don't know off the top of my head in which version of Git that this was introduced. – user456814 May 30 '14 at 4:17 ...