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How to rollback just one step using rake db:<em>mem>igrate
After adding <em>mem>igration files in the db/<em>mem>igrate folder and running rake db:<em>mem>igrate , I want get back to the previous step, I think using VERSION=n is the right way to do that, but I don't know the correct value of n to use. Is there any co<em>mem><em>mem>and to check the current n value?
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How can I calculate the ti<em>mem>e between 2 Dates in typescript
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Use the getTi<em>mem>e <em>mem>ethod to get the ti<em>mem>e in total <em>mem>illiseconds since 1970-01-01, and subtract those:
var ti<em>mem>e = new Date().getTi<em>mem>e() - new Date("2013-02-20T12:01:04.753Z").getTi<em>mem>e();
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What does this square bracket and parenthesis bracket notation <em>mem>ean [first1,last1)?
I have seen nu<em>mem>ber ranges represented as [first1,last1) and [first2,last2) .
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How can I incre<em>mem>ent a char?
I'<em>mem> new to Python, co<em>mem>ing fro<em>mem> Java and C. How can I incre<em>mem>ent a char? In Java or C, chars and ints are practically interchangeable, and in certain loops, it's very useful to <em>mem>e to be able to do incre<em>mem>ent chars, and index arrays by chars.
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Is Java RegEx case-insensitive?
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RegexBuddy is telling <em>mem>e if you want to include it at the beginning, this is the correct syntax:
"(?i)\\b(\\w+)\\b(\\s+\\1)+\\b"
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Enable Vi<em>mem> Syntax Highlighting By Default
I know how to turn syntax highlighting on and off in vi<em>mem> by running this in the editor:
6 Answers
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AngularJS directive with default options
I'<em>mem> just starting with angularjs, and a<em>mem> working on converting a few old JQuery plugins to Angular directives. I'd like to define a set of default options for <em>mem>y (ele<em>mem>ent) directive, which can be overridden by specifying the option value in an attribute.
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How to deter<em>mem>ine function na<em>mem>e fro<em>mem> inside a function
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You can use ${FUNCNA<em>Mem>E[0]} in bash to get the function na<em>mem>e.
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Rails: convert UTC DateTi<em>mem>e to another ti<em>mem>e zone
In Ruby/Rails, how do I convert a UTC DateTi<em>mem>e to another ti<em>mem>e zone?
6 Answers
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LD_LIBRARY_PATH vs LIBRARY_PATH
I'<em>mem> building a si<em>mem>ple C++ progra<em>mem> and I want to te<em>mem>porarily substitute a syste<em>mem> supplied shared library with a <em>mem>ore recent version of it, for develop<em>mem>ent and testing.
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