To analyze how a Java web application is performed in terms of its memory usage, one can use Eclipse Memory Analyzer to do it.
Ref: Eclipse MAT
Sunday, September 20, 2009
Monday, July 13, 2009
InetAddress.getByName( ) cached result
java.net.InetAddress.getByName( ) will cached the result, even when the host name IP is changed. To fix this, issue the following option to Java VM:
-Dsun.net.inetaddr.ttl=0
It sets the timeout of the DNS cache to zero.
-Dsun.net.inetaddr.ttl=0
It sets the timeout of the DNS cache to zero.
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Sync multiple git repo at once
Use the following command in Linux will do the job: ls -d RepoNames* | xargs -I{} git -C {} pull
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When Office2003 couldn't find file SKU011.CAB: regedit -> [HKEY_LOCAL_MACHINE] -> [SOFTWARE] -> [Microsoft] -> [Office] -&...
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The resolution can be changed by editing the BlueStack's registry: HKLM\SOFTWARE\BlueStacks\Guests\Android\FrameBuffer\0\Height and ...
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To count the number lines of files / stdout in Linux, we uses "wc -l" to achieve. In Windows, we use the following instead: find...