Peter Reisinger pete911

## big O
http://bigocheatsheet.com/

## hiring hacks for startup
http://recruitloop.com/blog/hiring-hacks-for-startups/

## maven update version
# -Dincludes specifies that only spring dependencies should be udpated
mvn -U versions:use-latest-versions -Dincludes=org.springframework:*

## find with grep
find . -type f -name 'some-file.xml' -print0 | xargs -0 grep -niH 'something'

## enable debug on tomcat
-Xdebug -Xrunjdwp:transport=dt_socket,address=8000,server=y,suspend=n

## deb package content
# very close to the dpkg -L command except the package does not need to be installed
apt-file list package_name

## count number of lines
find . -type f | xargs wc -l

## sed - search and replace
find src/main/java/ -type f -exec sed -i 's/SimpleJdbcTemplate/NamedParameterJdbcTemplate/g' {} \;

## delete recursively
find . -type d -name .svn | xargs rm -rf

## set time to 0 in date
Calendar calendar = Calendar.getInstance();
calendar.setTime(date);
calendar.set(Calendar.HOUR_OF_DAY, 0);
calendar.set(Calendar.MINUTE, 0);
calendar.set(Calendar.SECOND, 0);
calendar.set(Calendar.MILLISECOND, 0);
return calendar.getTime();
	# -Dincludes specifies that only spring dependencies should be udpated
	mvn -U versions:use-latest-versions -Dincludes=org.springframework:*
	# very close to the dpkg -L command except the package does not need to be installed
	apt-file list package_name
	Calendar calendar = Calendar.getInstance();
	calendar.setTime(date);
	calendar.set(Calendar.HOUR_OF_DAY, 0);
	calendar.set(Calendar.MINUTE, 0);
	calendar.set(Calendar.SECOND, 0);
	calendar.set(Calendar.MILLISECOND, 0);
	return calendar.getTime();