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How do I upgrade my ruby 1.9.2-p0 to the latest patch level using rvm?

...l then need to run rvm reload (or just open a new terminal). Once that's done, you can ask RVM to list the ruby versions available to install by running rvm list known. In the output you should now see: # MRI Rubies ... [ruby-]1.9.2[-p320] ... The square brackets around the patch level indicate...
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I can’t find the Android keytool

... the SH1-key... but Google asks for the MD5-key to generate your API key. One needs simply to add a '-v' in the command in step 3. -like so: Updated 4-Step Answer Ok I did this in Windows 7 32-bit system. step 1: go to - C:\Program Files\Java\jdk1.7.0\bin - and run jarsigner.exe first ( double c...
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Remove rows with all or some NAs (missing values) in data.frame

... This is extremely slow. Much slower than e.g. the aforementioned complete.cases() solution. At least, in my case, on xts data. – Dave Jan 17 '19 at 10:53 3 ...
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How do I execute a Git command without being in the repository?

...need to pass the -C option to git and not to the subcommand (as correctly done by @calandoa in this answer). Calling git -C /some/dir add . would work as expected while git add -C /some/dir . would throw an error. Just something to be aware of to prevent confusing results. – Pa...
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How can I add a hint text to WPF textbox?

...ush x:Key="CueBannerBrush" AlignmentX="Left" AlignmentY="Center" Stretch="None"> <VisualBrush.Visual> <Label Content="Search" Foreground="LightGray" /> </VisualBrush.Visual> </VisualBrush> ...
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git: abort commit in the middle of typing message

...ou saved at the alternate path. Alternately, copy the commit message into one of vim's buffers. It's worth noting that you really don't have to do this at all: commit --amend lets you alter the commit after it's made, so the easy solution is to produce the commit with what you've got and then fix ...
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HTTP status code for update and delete?

... Now the client logic has to handle two separate response codes instead of one. – Gili Oct 15 '13 at 7:25 27 ...
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Force IE compatibility mode off using tags

...ndering page content in future versions of Windows Internet Explorer. I honestly don't entirely understand why. But according to this, the best way to go at the moment is using IE=8. share | impro...
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How to pass all arguments passed to my bash script to a function of mine? [duplicate]

...rs Section says that $@ expands to the positional parameters starting from one. When the expansion occurs within double quotes, each parameter expands to a separate word. That is "$@" is equivalent to "$1" "$2" "$3".... Passing some arguments: If you want to pass all but the first arguments, you c...
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How to serialize an object into a string

...rialize the object into a string and store into a database instead. Can anyone help me? 13 Answers ...