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How can you use an object's property in a double-quoted string?
...ble-quoted here-strings):
Only references such as $foo, $global:foo (or $script:foo, ...) and $env:PATH (environment variables) are recognized when directly embedded in a "..." string - that is, only the variable reference itself is expanded, irrespective of what follows.
To disambiguate a varia...
HTML Script tag: type or language (or omit both)?
...When W3C was working on HTML5, they discovered all browsers have "text/javascript" as the default script type, so they standardized it to be the default value. Hence, you don't need type either.
For pages in XHTML 1.0 or HTML 4.01 omitting type is considered invalid. Try validating the following:
...
Do you need text/javascript specified in your tags?
I read somewhere that you no longer need things like type="text/javascript" and the weird CDATA and <!-- things in your script tags. So, instead of:
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write a shell script to ssh to a remote machine and execute commands
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There are multiple remote linux machines, and I need to write a shell script which will execute the same set of commands in each machine. (Including some sudo operations). How can this be done using shell scripting?
You can do this with ssh, for example:
#!/bin/bash
USERNAME=someUser
HOSTS="...
Bash Script : what does #!/bin/bash mean? [duplicate]
In bash script, what does #!/bin/bash at the 1st line mean ?
3 Answers
3
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Run R script from command line
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If you want the output to print to the terminal it is best to use Rscript
Rscript a.R
Note that when using R CMD BATCH a.R that instead of redirecting output to standard out and displaying on the terminal a new file called a.Rout will be created.
R CMD BATCH a.R
# Check the output
cat a....
Pass all variables from one shell script to another?
Lets say I have a shell / bash script named test.sh with:
7 Answers
7
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How do I get the path of the Python script I am running in? [duplicate]
How do I get the path of a the Python script I am running in? I was doing dirname(sys.argv[0]) , however on Mac I only get the filename - not the full path as I do on Windows.
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How to allocate aligned memory only using the standard library?
...ewer is not someone for whom it is safe to work.)
The world moves on
The title of the question has changed recently. It was Solve the memory alignment in C interview question that stumped me. The revised title (How to allocate aligned memory only using the standard library?) demands a slightly r...
Better way of incrementing build number?
I have been using a shell script as part of my Xcode build process to increment the build number within the plist file, however it's making Xcode 4.2.1 crash frequently (with an error about the target not belonging to a project; I'm guessing the changing of the plist file is confusing Xcode in s...