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How to search for “R” materials? [closed]
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I would just add, one great way to search for R script is to type your search term into google with "ext:r" at the end. This will return all files that have the R extension. For instance:
If you wanted some high performance computing examples, this returns Russ Lenth's...
MySQL string replace
...h is a real pain in MySQL. At that point it'd be easier to write a one-off script to select the fields, manipulation in the client, then write back.
– Marc B
May 10 '11 at 22:07
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What does it mean in shell when we put a command inside dollar sign and parentheses: $(command)
... source filenames. So "${BASH_SOURCE[0]}" would return you the name of the script file.
dirname is a utility provided by GNU coreutils that remove the last component from the filename. Thus if you execute your script by saying bash foo, "$( dirname "${BASH_SOURCE[0]}" )" would return .. If you said...
How can I find the current OS in Python? [duplicate]
....uname(),
platform.version(),
platform.mac_ver(),
))
The outputs of this script ran on a few different systems (Linux, Windows, Solaris, MacOS) and architectures (x86, x64, Itanium, power pc, sparc) is available here: https://github.com/hpcugent/easybuild/wiki/OS_flavor_name_version
e.g. Solaris ...
bash assign default value
...ERY_LONG_VARIABLE_NAME=${VERY_LONG_VARIABLE_NAME:-hello}. I hope you use descriptive variable names in your code :)
– pihentagy
Mar 5 '14 at 14:12
19
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When to delete branches in Git?
...oper tagging of versions (which you preferably automate with the same tool/script that deploys/packages a version), so you can always fast-switch to whatever your users happen to be on at a given moment. Tagging is also the key to solve your original problem: if you establish that any branch merged ...
Remove Trailing Spaces and Update in Columns in SQL Server
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Well here is a nice script to TRIM all varchar columns on a table dynamically:
--Just change table name
declare @MyTable varchar(100)
set @MyTable = 'MyTable'
--temp table to get column names and a row id
select column_name, ROW_NUMBER() OVER(...
open-ended function arguments with TypeScript
IMO, one of the main concerns of the TypeScript language is to support the existing vanilla JavaScript code. This is the impression I had at first glance. Take a look at the following JavaScript function which is perfectly valid:
...
iOS / Android cross platform development [closed]
... languages? Of the frameworks I'm familiar with, you can choose from ActionScript, C++, C#, Java, Lua, and Ruby.
My company is more in the game space, so I haven't played as much with the JavaScript+CSS frameworks like Titanium, PhoneGap, and Sencha. But I can tell you a bit about some of the games-...
How to make pipes work with Runtime.exec()?
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Write a script, and execute the script instead of separate commands.
Pipe is a part of the shell, so you can also do something like this:
String[] cmd = {
"/bin/sh",
"-c",
"ls /etc | grep release"
};
Process p = Runtime.getRuntime...