hash maps
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@ -26,3 +26,10 @@ ${(content.url)!}
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<!--time-->
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<!--time-->
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${listVo.updateTime?string('yyyy-MM-dd HH:mm:ss')}
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${listVo.updateTime?string('yyyy-MM-dd HH:mm:ss')}
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<!--maps -->
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<#list testMap?keys as testKey>
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<option value="${testKey}" >
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${testMap[testKey]}
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</option>
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</#list>
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@ -11,6 +11,7 @@ public static void main(String[] args){
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cal.set(2017, Calendar.MARCH, 16, 0, 0, 0);
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cal.set(2017, Calendar.MARCH, 16, 0, 0, 0);
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Date date = cal.getTime();
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Date date = cal.getTime();
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// java ArrayList swap elements
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// url decode using java
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String result = java.net.URLDecoder.decode(url, "UTF-8");// java ArrayList swap elements
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Collections.swap(List<?> list, int i, int j);
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Collections.swap(List<?> list, int i, int j);
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}
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}
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