package main import ( "fmt" "unsafe" ) type TestStructTobytes struct { data int64 s int8 } type SliceMock struct { addr uintptr len int cap int } func main() { var testStruct = &TestStructTobytes{100, 'a'} Len := unsafe.Sizeof(*tes
js时间戳转为日期函数 function add0(m){ return m<10?'0'+m:m; } //timestamp参数示例:1501234567 function format(timestamp){ //timestamp是整数,否则要parseInt转换,不会出现少个0的情况 var time = new Date(timestamp*1000); //Date构造函数需要传的时间戳要精确到毫秒,所以乘以1000 var year = time.getFullYear(); v
InputStream is = request.getSession().getServletContext().getResourceAsStream("/WEB-INF/swdjzbg.png"); ByteArrayOutputStream baos = new ByteArrayOutputStream(); int len = 1024; byte tmp [] = new byte[len]; int i ; while((i=is.read(tmp, 0, len))&
var a = '1'; var b = '0x1'; var runTest = function(timeTag, testFunction) { console.time(timeTag); for (var i = 0; i < 100000000; i++) { testFunction(); } console.timeEnd(timeTag); } runTest("parseInt(a)", function() { parseInt(a); }); runTes