Generate .pem file Used to setup Apple PUSH Notifi
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试):问题: Itriedandtriedtogenerate.pemfile,everytimegeneratingcertificatesfromclient\'saccountandthengenerating.pemfileusingterminal,butitsofnouse.ifollowe...
Two SQL LEFT JOINS produce incorrect result
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试):问题: Ihave3tables: users(id,account_balance) grocery(user_id,date,amount_paid) fishmarket(user_id,date,amount_paid) Bothfishmarketandgrocerytablesm...
“Connect failed: Access denied for user 'root&
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试):问题: Iwrotesomefunctionusedbyaphpwebpage,inordertointeractwithamysqldatabase.WhenItestthemonmyserverIgetthiserror: \Connectfailed:Accessdeniedforuser...
What's the use of do while(0) when we define a
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试):问题: PossibleDuplicate: Do-Whileandif-elsestatementsinC/C++macros I\'mreadingthelinuxkernelandIfoundmanymacroslikethis: #defineINIT_LIST_HEAD(pt...
Double Negation in C++ code
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试):问题: Ijustcameontoaprojectwithaprettyhugecodebase. I\'mmostlydealingwithC++andalotofthecodetheywriteusesdoublenegationfortheirbooleanlogic. if(!!var...