Commands tagged java (30)

  • Find invalid \uxxxx Unicode escape sequences in Java source code

    Get 'ack' now at http://betterthangrep.com/


    -1
    ack --java '\\u.?.?.?[^0-9a-fA-F]'
    hfs · 2012-06-06 08:31:56 9
  • keytool using BouncyCastle as security provider to add a X509 certificate

    This command imports the certificate file cert.pfx into the keystore file, using BouncyCastle as security provider. It was validated using - OpenJDK Runtime Environment (Zulu 8.36.0.1-CA-linux64) - Java(TM) SE Runtime Environment (build 1.8.0_192-ea-b04) - OpenJDK Runtime Environment (build 9.0.4+11) - OpenJDK Runtime Environment 18.9 (build 11.0.2+9) Show Sample Output


    -1
    keytool -importcert -providerpath bcprov-jdk15on-1.60.jar -provider org.bouncycastle.jce.provider.BouncyCastleProvider -storetype BCPKCS12 -trustcacerts -alias <alias> -file <filename.cer> -keystore <filename>
    andresaquino · 2019-02-25 08:39:05 32
  • keytool using BouncyCastle as security provider to add a PKCS12 certificate store

    This command imports the keystore file cert.pfx into the keystore file, using BouncyCastle as security provider. It was validated using - OpenJDK Runtime Environment (Zulu 8.36.0.1-CA-linux64) - Java(TM) SE Runtime Environment (build 1.8.0_192-ea-b04) - OpenJDK Runtime Environment (build 9.0.4+11) - OpenJDK Runtime Environment 18.9 (build 11.0.2+9) Show Sample Output


    -1
    keytool -importkeystore -providerpath bcprov.jar -provider BouncyCastleProvider -srckeystore <filename.pfx> -srcstoretype pkcs12 -srcalias <src-alias> -destkeystore <filename.ks> -deststoretype BCPKCS12 -destalias <dest-alias>
    andresaquino · 2019-02-25 08:40:18 31
  • keytool view all entries in a keystore with BouncyCastle as security provider

    This command lists the fingerprints of all of the certificates in the keystore, using BouncyCastle as security provider. Show Sample Output


    -2
    keytool -list -providerpath bcprov-jdk15on-1.60.jar -provider org.bouncycastle.jce.provider.BouncyCastleProvider -storetype BCPKCS12 -storepass <passphrase> -keystore <filename>
    andresaquino · 2019-02-25 08:44:32 34
  • Counting the source code's line numbers C/C++ Java

    Count your source and header file's line numbers For example for java change the command like this find . -name '*.java' -exec cat {} \;|wc -l Show Sample Output


    -4
    find /usr/include/ -name '*.[c|h]pp' -o -name '*.[ch]' -exec cat {} \;|wc -l
    kerim · 2011-12-01 19:58:52 8
  •  < 1 2

What's this?

commandlinefu.com is the place to record those command-line gems that you return to again and again. That way others can gain from your CLI wisdom and you from theirs too. All commands can be commented on, discussed and voted up or down.

Share Your Commands

Check These Out

Copy with progress

The Chromium OS rootfs is mounted read-only. In developer mode you can disable the rootfs verification, enabling it to be modified.

list files recursively by size

Check if filesystem hangs
When a fs hangs and you've just one console, even # ls could be a dangerous command. Simply put a trailing "&" and play safe

Automatically skip bad songs in your MPD playlist.
Case insensitive. Also you can pull in the songs from a blacklist, one per line - while :; do (mpc current | grep -i -f blacklist.txt && mpc next); sleep 5; done

Convert CSV to JSON
Replace 'csv_file.csv' with your filename.

Rename files in batch

count of files from each subfolder
Find the number of files from each folder

Google Spell Checker
I took matthewbauer's cool one-liner and rewrote it as a shell function that returns all the suggestions or outputs "OK" if it doesn't find anything wrong. It should work on ksh, zsh, and bash. Users that don't have tee can leave that part off like this: $spellcheck(){ typeset y=$@;curl -sd "$y" https://google.com/tbproxy/spell|sed -n '/s="[1-9]"/{s/]*>/ /g;s/\t/ /g;s/ *\(.*\)/Suggestions: \1\n/g;p}';}

My Git Tree Command!
this creates a tree of your branch merges. very useful if you want to follow the features you add.

Stay in the loop…

Follow the Tweets.

Every new command is wrapped in a tweet and posted to Twitter. Following the stream is a great way of staying abreast of the latest commands. For the more discerning, there are Twitter accounts for commands that get a minimum of 3 and 10 votes - that way only the great commands get tweeted.

» http://twitter.com/commandlinefu
» http://twitter.com/commandlinefu3
» http://twitter.com/commandlinefu10

Subscribe to the feeds.

Use your favourite RSS aggregator to stay in touch with the latest commands. There are feeds mirroring the 3 Twitter streams as well as for virtually every other subset (users, tags, functions,…):

Subscribe to the feed for: