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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...
In C, how should I read a text file and print all strings
...d.
If you want to read the file in chunks, but without dynamic memory allocation, you can do:
#define CHUNK 1024 /* read 1024 bytes at a time */
char buf[CHUNK];
FILE *file;
size_t nread;
file = fopen("test.txt", "r");
if (file) {
while ((nread = fread(buf, 1, sizeof buf, file)) > 0)
...
How do I grab an INI value within a shell script?
...here -A5 is the number of rows to read in the section. Replace source with cat to debug.
If you've got any parsing errors, ignore them by adding: 2>/dev/null
See also:
How to parse and convert ini file into bash array variables? at serverfault SE
Are there any tools for modifying INI style fi...
At runtime, find all classes in a Java application that extend a base class
...so many people roll their own by having a file in a well known classpath location (i.e. /META-INF/services/myplugin.properties) and then using ClassLoader.getResources() to enumerate all files with this name from all jars. This allows each jar to export its own providers and you can instantiate them...
How to keep environment variables when using sudo
...
Here is the quote from the man page:
-E, --preserve-env
Indicates to the security policy that the user wishes to preserve their
existing environment variables. The security policy may return an error
if the user does not have permission to preserve the envir...
Ways to eliminate switch in code [closed]
...e "dog":
echo animal.bark();
break;
case "cat":
echo animal.meow();
break;
}
}
becomes this:
foreach (var animal in zoo) {
echo animal.speak();
}
share
...
Find all storage devices attached to a Linux machine [closed]
.../mnt type ext3 (rw)
And /proc/partitions says:
root@ip-10-126-247-82:~# cat /proc/partitions
major minor #blocks name
202 1 10485760 xvda1
202 2 356485632 xvda2
202 3 917504 xvda3
Side Note
How fdisk -l works is something I would love to know myself.
...
How do you compare two version Strings in Java?
...d doesn't add anything to the other answers.
– eddie_cat
Nov 4 '14 at 22:22
6
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