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How can I hash a password in Java?
...s a salt is that you can't then change the ID without having the user also set a new password.
– Lawrence Dol
Delete specific line number(s) from a text file using sed?
...to start with the largest line number, otherwise each deleted line will offset the line numbering…
– Skippy le Grand Gourou
Jun 3 '19 at 12:41
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How do I include a pipe | in my linux find -exec command?
This isn't working. Can this be done in find? Or do I need to xargs?
6 Answers
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Change EOL on multiple files in one go
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that works on a file basis, cannot be applied to a whole set of files.
– fduff
Jul 5 '12 at 9:50
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Extract subset of key-value pairs from Python dictionary object?
...t in the original one, you can use the fact to view objects implement some set operations:
{k: bigdict[k] for k in bigdict.keys() & {'l', 'm', 'n'}}
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What is the best way to concatenate two vectors?
I'm using multitreading and want to merge the results. For example:
8 Answers
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How do I find out what keystore my JVM is using?
... is used since the java property user.home is equal to $HOMEDRIVE$HOMEPATH set by windows and not on $HOME set by cygwin where HOMEDRIVE=C: and HOMEPATH=\Users\[YOUR ACCOUNT]
– user1708042
Aug 10 '17 at 14:00
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Utilizing multi core for tar+gzip/bzip compression/decompression
....0 or above of XZ Utils, you can utilize multiple cores for compression by setting -T or --threads to an appropriate value via the environmental variable XZ_DEFAULTS (e.g. XZ_DEFAULTS="-T 0").
This is a fragment of man for 5.1.0alpha version:
Multithreaded compression and decompression are not...
Is there a vim command to relocate a tab?
...l style tabs in GUI mode.
It also works in pure tty mode Vim, if you have set mouse=a and have a suitable terminal (xterm and most emulators of it, such as gnome-terminal, Terminal.app, iTerm2, and PuTTY/KiTTY, to name a view). Note that mouse clicks beyond column 222 also require set ttymouse=sgr;...
Upgrade Node.js to the latest version on Mac OS
...c OS X 10.7.4. Now I want to upgrade it to the latest Node.js v0.8.1. But after downloading and installing the latest package file from nodejs.org, I found that system is still using v0.6.16 instead of v0.8.1 when I typed "node -v" in a terminal. Is there any step that I have missed? Or, should I th...