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function readTimeTicks(time){ if(time === 0) return ''; var d = 0, h = 0, m = 0, s = 0; d = parseInt(time / (24 * 3600 * 100)); time = d > 0 ? time % ... 阅读全文
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//计算内存使用率function calcMem(){ let mem_total = os.totalmem(), mem_free = os.freemem(), mem_used = mem_total - mem_free, mem_ratio = 0; mem_total = (m... 阅读全文
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解决net-snmp正确输出MAC地址和判断空的IP地址 阅读全文
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var assert = require('assert');var ASN1 = { EOC: 0, Boolean: 1, Integer: 2, BitString: 3, OctetString: 4, Null: 5, OID: 6, ObjectDescriptor: 7, Extern... 阅读全文
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在用EF的CodeFirst操作MySql时,提示 Specified key was too long; max key length is 767 bytes错误,但数据库和表也建成功了。有高人知道怎么解决吗? 阅读全文