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protected $appends in Laravel

? Laravel ??protected $appends ????????????????????? URL ????????????????????$appends ???????? ['icon']????????? URL ???????????

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protected $appends = ['icon']; public function getIconAttribute(){    return Gravatar::src($this->em);}

npm(webpack) && reactJS

webpack ?????

Webpack ????????????? JavaScript ?????????? CSS???????????????????????

webpack-dev-server

webpack-dev-server ????????????????????????????????????????????????

Hot Module Replacement (HMR)

HMR ? webpack ???????????????????????????????????????????

php file seek

? PHP ??fseek ??????????????????????? fseek ????

$filename = "example.txt";$filehandle = fopen($filename, "r"); if (fseek($filehandle, 0, SEEK_END)) {    // ???????} else {    $content = fread($filehandle);    fclose($filehandle);}

Delphi Win32 API

Win32 API ? Windows ?????????????????????????????????????????

????

• GetWindowText???????????
• SetWindowText???????????
• MoveWindow????????

Schema

Schema?????????????????????????? Schema ?????

Eclipse

Eclipse ???????? IDE?????????????? Java?Python?C++ ???????

????

Eclipse ???????????????????????? com.lifesting.tool.encoding_1.0.0.jar ???????????

Android Activity

? Android ????Activity ????????????????????????

?? Activity

public void startActivity(Intent intent) {    this.startActivity(intent);}

EM Algorithm

Expectation Maximization (???????) ???????????????????????????????

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java.io.NotSerializableException

????????????????? SharingPreferenceDemo ??

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• ?????? Serializable ???
• ??? writeObject ??????

ID Validation

???????ID validation ???????????

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id // int!id <= val // [L,R]

Delphi Win32 API ??

Win32 API ????????

Schema ??

Schema ????????

Eclipse ??

Eclipse ????????

Activity ??

Activity ??????

• ?? onSaveInstanceState ? onRestoreInstanceState ??????????

EM Algorithm ??

EM ??????

• ??????
• ?????
• ?????

java.io.NotSerializableException ??

?????

ID Validation ??

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