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mysql - "FOR UPDATE"v/s "LOCK IN SHARE MODE": Allow concurrent threads to read updated "state" value of locked row

amp34PreparedStatementfalsemysqljdbcconcurrencyinnodbdeadlock

c++ - Qt 状态机 : How to associate a single transition with multiple states

transitionampCTestStateMachineQStatestrongc++qtstate-machineqstatemachine

ruby-on-rails - SSL_connect returned=1 errno=0 state=SSLv3 读取服务器证书 B : certificate verify failed on WINDOWS

ruby-on-railsSSL_connectcertificatesectionverifyrubywindowssslopenssl

ios - Xcode 8/swift 3 : how to make ViewController save state when segue occurs?

ViewControlleroccurscodeSecondViewControlleriosiphoneswiftxcode

hadoop - Apache Spark : NPE during restoring state from checkpoint

checkpointrestoringscalaapachesectionhadoopapache-sparkhbasespark-streaming
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