command message

基本解釋

If the user chooses a command, that command message will be sent to the window whose handle was passed.
如果用戶選擇命令，該命令消息將發(fā)送到句柄被傳遞的窗口。
The EN_KILLFOCUS notification message is sent when an edit control loses the keyboard focus. The parent window of the edit control receives this notification message through a WM_COMMAND message.
當(dāng)編輯框丟失鍵盤焦點(diǎn)時(shí)（也就是沒有光標(biāo)在編輯框內(nèi)閃爍時(shí)），父窗口會(huì)收到這一消息。
The EN_SETFOCUS notification message is sent when an edit control receives the keyboard focus. The parent window of the edit control receives this notification message through a WM_COMMAND message.
當(dāng)編輯框獲得鍵盤焦點(diǎn)時(shí)（即編輯框由無光標(biāo)變成有光標(biāo)在閃爍時(shí)），父窗口收到這一消息。

So generally, if you don't get an error message in a command line environment like this, that's good.
一般來說，如果你在命令行界面,沒有收到錯(cuò)誤信息，那就是好消息。
哈佛公開課 - 計(jì)算機(jī)科學(xué)課程節(jié)選

When an incoming call or message arrives, it can be received via voice command without even touching the phone.
ENGADGET: Kyocera announces Digno S smartphone for Japan, promises over 18 hours of talk time in three colors
As the target is reading the message, malicious software they had inadvertently installed would report back to a command-and-control server, before collecting information from the phone.
FORBES: First-Known Targeted Malware Attack On Android Phones Steals Contacts And Text Messages
But by talking prematurely about tax cuts, Mr Duncan Smith is only giving ammunition to Tony Blair and confusing what should be his party's most important message: that the Conservatives' newfound decentralist approach is superior to the philosophically flawed command-and-control methods of the government.
ECONOMIST: Bagehot