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One-liner to recursively list directories in Ruby?
...ost optimized, one-liner way to get an array of the directories (excluding files) in Ruby?
9 Answers
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How to append text to an existing file in Java?
I need to append text repeatedly to an existing file in Java. How do I do that?
31 Answers
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How to grep and replace
I need to recursively search for a specified string within all files and subdirectories within a directory and replace this string with another string.
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Capture Image from Camera and Display in Activity
...raIntent.resolveActivity(getPackageManager()) != null) {
// Create the File where the photo should go
File photoFile = null;
try {
photoFile = createImageFile();
} catch (IOException ex) {
// Error occurred while creating the File
Log.i(TAG, "IOException");
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How to compare binary files to check if they are the same?
...ng a graphical tool or command line on Ubuntu Linux) to know if two binary files are the same or not (except for the time stamps)? I do not need to actually extract the difference. I just need to know whether they are the same or not.
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RE error: illegal byte sequence on Mac OS X
I'm trying to replace a string in a Makefile on Mac OS X for cross-compiling to iOS. The string has embedded double quotes. The command is:
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How do I revert all local changes in Git managed project to previous state?
...revert <commit 1> <commit 2>
If you want to remove untracked files (e.g., new files, generated files):
git clean -f
Or untracked directories (e.g., new or automatically generated directories):
git clean -fd
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Remove directory from remote repository after adding them to .gitignore
...nd pushed some directory to github. After that, I altered the .gitignore file adding a directory that should be ignored. Everything works fine, but the (now ignored) directory stays on github.
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Git copy file preserving history [duplicate]
I have a somewhat confusing question in Git.
Lets say, I have a file dir1/A.txt committed and git preserves a history of commits
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Replace String in all files in Eclipse
Do you know how can I search an replace a String in all files of my current project?
10 Answers
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