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Split code over multiple lines in an R script
...dering if there was a character that I could put at the end of line to indicate to R that the code continues on the next line. Such as "\" in Python. However, your solution works well for the specific problem of string continuation.
– Curious2learn
Jun 13 '11 a...
Fastest way to reset every value of std::vector to 0
... answered Jan 13 '12 at 9:49
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How can I view the shared preferences file using Android Studio?
...ll look up how to access the info through my program then output it to log cat. Hopefully, though, I can just view the file on the phone directly as it is much simpler. Thanks.
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Git authentication fails after enabling 2FA
...
On linux, you can authenticate your GitHub identity using an SSH key.
1) Generating a new SSH key (source)
Open terminal.
Paste the text below, substituting in your GitHub email address.
ssh-keygen -t rsa -b 4096 -C "your_email@example.com"
This crea...
Why is processing a sorted array faster than processing an unsorted array?
...lroad junction:
Image by Mecanismo, via Wikimedia Commons. Used under the CC-By-SA 3.0 license.
Now for the sake of argument, suppose this is back in the 1800s - before long distance or radio communication.
You are the operator of a junction and you hear a train coming. You have no idea which way i...
Skip certain tables with mysqldump
... dump their structure, you can run mysqldump again fo those tables, and concatenate it onto the backup you just created
– carpii
Jun 25 '12 at 15:18
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Calling JMX MBean method from a shell script
...read an attribute:
me@oddjob:jmx$ cd log4j/root/attributes
me@oddjob:jmx$ cat priority
to write an attribute:
me@oddjob:jmx$ echo "WARN" > priority
to invoke an operation:
me@oddjob:jmx$ cd Catalina/none/none/WebModule/localhost/helloworld/operations/addParameter
me@oddjob:jmx$ echo "myPar...
Remove folder and its contents from git/GitHub's history
...--cached --ignore-unmatch DIRECTORY_NAME/' --prune-empty --tag-name-filter cat -- --all
git for-each-ref --format="%(refname)" refs/original/ | xargs -n 1 git update-ref -d
# Ensure all old refs are fully removed
rm -Rf .git/logs .git/refs/original
# Perform a garbage collection to remove commits ...
Ignore files that have already been committed to a Git repository [duplicate]
... @JimMorrison you miss the point. if you have a large project with a complicated .gitignore (such as a C# project in Visual Studio) figuring out each individual file to remove is tedious. these three simple commands fixes everything painlessly.
– longneck
Nov 1...
Open terminal here in Mac OS finder [closed]
...if any, else it will create a new window). These Services work in all applications, not just Finder, and they operate on folders as well as absolute pathnames selected in text.
You can even assign command keys to them.
Services appear in the Services submenu of each application menu, and within th...