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How to create directory automatically on SD card
I'm trying to save my file to the following location
FileOutputStream fos = new FileOutputStream("/sdcard/Wallpaper/"+fileName);
but I'm getting the exception java.io.FileNotFoundException
However, when I put the path as "/sdcard/" it works.
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How can I convert tabs to spaces in every file of a directory?
How can I convert tabs to spaces in every file of a directory (possibly recursively)?
19 Answers
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Resolving a Git conflict with binary files
...like this. So if you have a merge conflict, and you know you just want the file from the branch you are merging in, you can do:
$ git checkout --theirs -- path/to/conflicted-file.txt
to use that version of the file. Likewise, if you know you want your version (not the one being merged in) you can...
How to create a new java.io.File in memory?
How can I create new File (from java.io ) in memory, not on the hard disk?
3 Answers
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How to copy files between two nodes using ansible
I need to copy file form machine A to machine B whereas my control machine from where i run all my ansible tasks is machine C(local machine)
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Determine which JAR file a class is from
...p pointed out klass.getResource() method returns the location of the class file itself. For example:
jar:file:/jdk/jre/lib/rt.jar!/java/lang/String.class
file:/projects/classes/pkg/MyClass$1.class
The getProtectionDomain().getCodeSource().getLocation() method returns the location of the jar file...
Why is January month 0 in Java Calendar?
...y hard to reason about - all the business about when things are recomputed etc
The use of parameterless constructors to default to "now", which leads to hard-to-test code
The Date.toString() implementation which always uses the system local time zone (that's confused many Stack Overflow users before...
What does “Changes not staged for commit” mean
I thought if you want to track the files you should git add [files you want to track]
8 Answers
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Rename multiple files by replacing a particular pattern in the filenames using a shell script [dupli
.../IMG/VACATION/)"; done
In this example, I am assuming that all your image files contain the string IMG and you want to replace IMG with VACATION.
The shell automatically evaluates *.jpg to all the matching files.
The second argument of mv (the new name of the file) is the output of the sed command ...
How can I use pickle to save a dict?
... a little confused. Could somebody post sample code that would write a new file then use pickle to dump a dictionary into it?
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