Here are the top 50 questions viewed by experienced Java developers, along with brief a...
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Java interview questions
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exception handling
In C++, exception handling is a mechanism that allows you to handle exceptional situati...
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pointer vs reference
pointer can be re-assigned. pointer variable has its own identity: a distinct, visible ...
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vtable, vptr
In object-oriented programming, the vtable (virtual method table) and vptr (virtual poi...
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i++ vs ++i
++i will increment the value of i, and then return the incremented value. i++ will incr...
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lvalue vs rvalue vs xvalue vs glvalue vs prvalue
lvalue (locator value): An lvalue (so-called, historically, because lvalues could appea...
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spinlock vs mutex
spinlockmutexwaiting mechanismWhen a thread tries to lock a spinlock and it does not su...
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static_cast vs const_cast vs dynamic_cast vs reinterpret_cast
static_cast used for general type conversions that well-defined and safe. performs comp...
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shared_ptr vs unique_ptr vs weak_ptr
Owning: on owning pointer is responsible for freeing resources (e.g. calling delete) wh...
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new/delete vs malloc/free
new/deletemalloc/freememory allocationFree StoreHeapreturn valuefully typed pointer, wi...
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這是一份詳細(xì) & 清晰的計(jì)算機(jī)網(wǎng)絡(luò)基礎(chǔ) 學(xué)習(xí)指南前言 計(jì)算機(jī)網(wǎng)絡(luò)基礎(chǔ) 該是程序猿需掌握的知識(shí)，但往往會(huì)被忽略 今天，我將獻(xiàn)上一份詳細(xì) & 清晰的計(jì)算機(jī)網(wǎng)絡(luò)基礎(chǔ) 學(xué)習(xí)指南，涵蓋 TCP / UDP協(xié)議、Http協(xié)議、Sock...
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10 分鐘了解 Actor 模型過(guò)去十幾年CPU一直遵循著摩爾定律發(fā)展，單核頻率越來(lái)越快，但是最近這幾年，摩爾定律已然失效，CPU的工藝制程和發(fā)熱穩(wěn)定性之間難以取舍，取而代之的策略則是增加核心數(shù)量，目前家用...