BowerStudios.com

Logback has an interesting feature for following a flow through a system: Mapped Diagnostic Contexts

Rubber Duck Debugging Bot

It is based on the elizabot by Joseph Weizenbaum. User mohlendo has a wrapper for hubot on Github

If you want to test what your rails app does when it hits a rails exception, one thing you can do is the following. Change the query slightly:
myDomainObj.where(my_param: "myval")
to:
myDomainObj.execute("SIGNAL SQLSTATE 'ERROR'")

Paypal

Bluesnap

Attach the contents of 1.txt as json to send to a url:
curl --data "@1.txt" -v -H "Content-Type: application/json" https://myapp.com

Grab 10,000 lines after matching, and then look only at the given thread
grep -A 10000 "09:55:.*My API endpoint.*ProviderSearch" myLog.log | grep pool-2-thread-28166

Big Deletes by Rick James

Mysql Internal Locking

View processes locking tables in Mysql

Create temporary tables in mysql

Getting the disk size of a table in mysql

Specifying index to use for a query in mysql

Interpreting Explain Query output in mysql

Performing online updates with mysql

From stackoverflow

Boils down to adding a couple of Java switches to the start script:
-Dswing.plaf.metal.controlFont=Tahoma-18 -Dswing.plaf.metal.userFont=Tahoma-18

For example, in squirrel-sql.sh, modify this line to include the above:
$JAVACMD -Xmx256m -Dswing.plaf.metal.controlFont=Tahoma-24 -Dswing.plaf.metal.userFont=Tahoma-24 -cp "$TMP_CP" $MACOSX_SQUIRREL_PROPS -splash:icons/splash.jpg net.sourceforge.squirrel_sql.client.Main --log-config-file "$UNIX_STYLE_HOME"/log4j.properties --squirrel-home "$UNIX_STYLE_HOME" $NATIVE_LAF_PROP $SCRIPT_ARGS

• Redis Datatypes
• Redis Cheatsheet by LeCoupa

  Command	Description
  redis-cli	redis client executable
  info	display info about redis
  info keyspaces	show databases equiv
  select [num]	Use database equiv
  keys [pattern / *]	List keys in db
  set [key value]
  get [key]
  mget [keys...]
  incr [key]
  incrBy [key incrementVal]
  decr [key]
  decrby [key decrementVal]
  del [key]
  ttl [key]
  expire [key seconds]

Always cool to see people who create libraries answer questions in stackoverflow.

Here's the author of Joda time answering a good question about why duration.get calls are generally incorrect.

You can't add Bouncy Castle libs to the fatjar that Dropwizard creates due to signing issues. So you'll need to exclude them from the fatjar process, and then add them to the runtime script.

You'll need to modify your shade config in your pom:

Then drop the bouncy castle libs beside your fatjar and modify the start script:

exec java -agentlib:jdwp=transport=dt_socket,server=y,suspend=n,address=5005 -cp bcmail-jdk16-1.43.jar:bcprov-jdk16-1.43.jar -jar myFatJar.jar server config.yml