T3精品文章

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  聊一聊讓我蒙蔽一晚上的各種常量池

  ...(); String t2 = 2; System.out.println(t1 == t2); String t3 = new String(2) + new String(2); t3.intern(); String t4 = 22; System.out.println(t3 == t4); } 答案輸出： JDK1.6是 ...

  Tamic 2019-08-19 11:02 評(píng)論0 收藏0
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  黑盒測(cè)試 白盒測(cè)試 題

  ...(false) x>8 and y>5 x > 8 T1 -T1 y>5 T2 -T2 x>16 or y > 10 x > 16 T3 -T3 y > 10 T4 -T4 x > 0 or y > 0 x > 0 T5 -T5 y > 0 T6 -T6 產(chǎn)生測(cè)試用例 原則 對(duì)產(chǎn)生的的判定中的每個(gè)原則都要滿足 測(cè)試用例 執(zhí)行路徑 覆蓋條件 覆蓋分支 ...

  nifhlheimr 2019-05-29 17:10 評(píng)論0 收藏0
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  264. Ugly Number II & 313. Super Ugly Number

  ...是：dp[i]: i-th ugly numberdp的function是：dp[i] = min(dp[t2] * 2, dp[t3] * 3, dp[t5] * 5)其中，t2-1, t3-1, t5-1分別為上一個(gè)*2, *3, *5得到的丑數(shù)，所以當(dāng)前dp[t2]*2, dp[t3]*3, dp[t5]*5分別表示當(dāng)前由*2， *3， *5得到的最小丑數(shù) public class S...

  hiyang 2019-08-16 10:29 評(píng)論0 收藏0
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  基于AQS構(gòu)建CountDownLatch、CyclicBarrier和Semaphore

  ...以下程序來分析源碼，t1 和 t2 負(fù)責(zé)調(diào)用 countDown() 方法，t3 和 t4 調(diào)用 await 方法阻塞： public class CountDownLatchDemo { public static void main(String[] args) { CountDownLatch latch = new CountDownLatch(2); ...

  shixinzhang 2019-08-16 13:47 評(píng)論0 收藏0
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  小馬哥Java面試題課程總結(jié)

  ... API 啟動(dòng)線程？ thread.start(); 進(jìn)階版 當(dāng)有線程 T1、T2 以及 T3，如何實(shí)現(xiàn)T1 -> T2 -> T3的執(zhí)行順序？ private static void threadJoinOneByOne() throws InterruptedException { Thread t1 = new Thread(ThreadExecutionQuestio...

  FingerLiu 2019-08-19 11:47 評(píng)論0 收藏0
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  如何理解Axis？

  ...看一下三維的情況 def learn_concat(): # 三維數(shù)組 t3 = tf.constant([[[1, 2], [2, 3]], [[4, 4], [5, 3]]]) t4 = tf.constant([[[7, 4], [8, 4]], [[2, 10], [15, 11]]]) with tf.Session() as sess...

  huashiou 2019-07-31 10:13 評(píng)論0 收藏0
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  JS中的async/await -- 異步隧道盡頭的亮光

  ...e(submit); const t1 = 200; const t2 = await step1(t1); const t3 = await step2(t2); const result = await step3(t3); console.log(`result is ${result}`); console.timeEnd(submit...

  jaysun 2019-08-26 11:39 評(píng)論0 收藏0
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  并發(fā)學(xué)習(xí)筆記 (6)

  ...ad t1 = new MyThread(); Thread t2 = new MyThread(); Thread t3 = new MyThread(); Thread t4 = new MyThread(); Thread t5 = new MyThread(); // 將線程放入池中進(jìn)行執(zhí)行 ...

  superw 2019-08-14 12:15 評(píng)論0 收藏0
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  分層數(shù)據(jù)Hierarchical Data探索(2.鄰接表模型)

  ... 檢索整棵樹的分層路徑 SELECT t1.title AS lev1, t2.title as lev2, t3.title as lev3, t4.title as lev4 FROM category AS t1 LEFT JOIN category AS t2 ON t2.parent_id = t1.id LEFT JOIN category AS t3 ON t3.parent_...

  Scott 2019-07-01 12:48 評(píng)論0 收藏0