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Java: Getting a substring from a string starting after a particular character
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Another way is to use this.
String path = "/abc/def/ghfj.doc"
String fileName = StringUtils.substringAfterLast(path, "/");
If you pass null to this method it will return null. If there is no match with separator it will return empty string.
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git revert back to certain commit [duplicate]
how do i revert all my files on my local copy back to a certain commit?
3 Answers
3
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Is it possible to perform a 'grep search' in all the branches of a Git project?
...recommends in the comments
I got a "fatal: bad flag '->' used after filename" when trying the git branch version. The error was associated with a HEAD aliasing notation.
I solved it by adding a sed '/->/d' in the pipe, between the tr and the xargs commands.
git branch -a | tr -d ...
How to go back (ctrl+z) in vi/vim
.... You can map the Ctrl+Z keys.
This can be achieved by editing the .vimrc file. Add the following lines in the '.vimrc` file.
nnoremap <c-z> :u<CR> " Avoid using this**
inoremap <c-z> <c-o>:u<CR>
This may not the a preferred way, but can be used.
** Ctrl+Z is ...
Warning as error - How to rid these
...ited VS, cleaned, rebuilt ad nauseam but warnings are still errors. csproj file is shoing false for that setting. Where the hell is this persisted wrong??? I give up before MS devs superior ability to introduce bugs.
– ajeh
Mar 1 '18 at 16:29
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How to convert OutputStream to InputStream?
...l when unit testing and you are super pedantic about avoiding touching the file system.
– Jon
Mar 13 '14 at 9:26
29
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warning about too many open figures
... = os.path.join(path, figname)
plt.savefig(dest) # write image to file
plt.clf()
print('Done.')
main()
To avoid the warning, I have to pull the call to subplots() outside the loop. In order to keep seeing the rectangles, I need to switch clf() to cla(). That clears the axis w...
module unsafe for SAFESEH image C++
... I had the same problem with zlib, but had to change props on the .asm files in the solution explorer instead.
– Cillié Malan
Jul 4 '18 at 9:42
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NSString with \n or line break
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I found that when I was reading strings in from a .plist file, occurrences of "\n" were parsed as "\\n". The solution for me was to replace occurrences of "\\n" with "\n". For example, given an instance of NSString named myString read in from my .plist file, I had to call...
myStr...
Visual Studio Editor does not underline errors anymore
...decides to stop underlining error while im typing. However, if I close the file tab and reopen, it suddenly undelines the error.
For example:
class A {
public int x;
s;
}
should obvsiouly give an error for that lonely 's' symbol. But, VS doesn't underline it until I close and reopen this file ...