practice

# refer http://www.jayway.com/2014/01/15/how-to-switch-jdk-version-on-mac-os-x-maverick/

#creating a special home for Java 8
export JAVA_8_HOME=$(/usr/libexec/java_home -v1.8)

#creating a special home for Java 7
export JAVA_7_HOME=$(/usr/libexec/java_home -v1.7)

#creating a special home for Java 6
export JAVA_6_HOME=$(/usr/libexec/java_home -v1.6)

practice

private byte[] downloadFile(String downloadUrl) throws MalformedURLException,
        IOException, ProtocolException {
    URL url = new URL(downloadUrl);
    HttpURLConnection connection = (HttpURLConnection) url.openConnection();
    connection.setRequestMethod("GET");
    ReadableByteChannel src = Channels.newChannel(connection.getInputStream());
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    WritableByteChannel dest = Channels.newChannel(baos);
    ChannelTools.fastChannelCopy(src, dest);
    

practice

export PS1='\h:\w`git branch 2> /dev/null | grep -e ^* | sed -E  s/^\\\\\*\ \(.+\)$/\(\\\\\1\)\ /`\[\033[37m\]$\[\033[00m\] '

practice

-module(ctemplate).
-compile(export_all).

start() ->
  spawn(fun() -> loop([]) end).

loop(X) ->
  receive
    Any ->
      io:format("Received: ~p~n", [Any]),

practice

Object principal = null; // fix this
Object credentials = null; // fix this
Authentication auth = new org.springframework.security.authentication.TestingAuthenticationToken(principal, credentials);
SecurityContextHolder.getContext().setAuthentication(auth);

practice

'Segoe UI','Helvetica Neue',Helvetica,Arial,"나눔고딕",NanumGothic,'Nanum Gothic',sans-serif

practice

<!--[if lte IE 8]>
<script>
    document.createElement('ng-include');
    document.createElement('ng-pluralize');
    document.createElement('ng-view');
    // Optionally these for CSS
    document.createElement('ng:include');
    document.createElement('ng:pluralize');
    document.createElement('ng:view');
</script>

practice

/* borderless table */
.table.table-borderless td, .table.table-borderless th {
    border: 0 !important;
}

.table.table-borderless {
    margin-bottom: 0px;
}