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OnInitDialog()中SetFocus()设置焦点不起作用解决方法 - VC/MFC - 清泛IT论...

...到控件,否则返回 TRUE } 当然,改为return FALSE;能解决问题,但是感觉不太优雅,使用SendMessage解决,如下: ::SetFocus(m_wndEdit);   ->   ::SendMessage(m_wndEdit, WM_SETFOCUS, 0, 0); 这时,你会发现,输入框确实获得了焦点...
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使用照相机时老是弹出 error 201 : the camera d id not return an image ...

问题来自B站:https://message.bilibili.com/?spm_id_from=333.1007.0.0#/reply 解决方法: 1、很可能删除了 “Pictures“ 图片文件夹:/storage/emulated/0/Pictures,这个文件夹不能被相机组件自动创建。 2、官方确认这是一个bug,已修复。确认一下...
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BrightnessTools 拓展:设置手机亮度的工具 · App Inventor 2 中文网

...不需要回复的可留空~ 请描述您的问题(300字以内): 给个鼓励也行呐~o~ 提供截图(仅截取当前可视区域...
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What is the ideal data type to use when storing latitude / longitude in a MySQL database?

... Google provides a start to finish PHP/MySQL solution for an example "Store Locator" application with Google Maps. In this example, they store the lat/lng values as "Float" with a length of "10,6" http://code.google.com/apis/maps/articles/phpsqlsearch.html ...
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selecting unique values from a column

...licates BTW: using explicit column names in SELECT uses less resources in PHP when you're getting a large result from MySQL share | improve this answer | follow ...
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界面很多按钮时,如何获取当前被点击的按钮的文本? - App Inventor 2 中文...

Q:请教一个问题。假如我设计一个计算器,把0-9文本标到按键上,我用什么方法获取到每一个按下的值?辟如888,我要把这个值显示在标签里。 A:使用“任意按钮”的文本方法,用于获取当前被点击的按钮的文本,参数是当...
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Disable cache for some images

I generate some images using a PHP lib. 13 Answers 13 ...
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C# Stream流使用总结 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...要关闭。 2.把流中数据加载到内存时要考虑内存溢出等问题。 C# Stream
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Should MySQL have its timezone set to UTC?

...negative values from FROM_UNIXTIME Sources: https://bugs.mysql.com/bug.php?id=68861 http://dev.mysql.com/doc/refman/5.0/en/date-and-time-functions.html http://dev.mysql.com/doc/refman/5.1/en/datetime.html http://en.wikipedia.org/wiki/Coordinated_Universal_Time http://shafiqissani.wordpress.com/2...
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Formatting code in Notepad++

...rmat/auto-indent command? Nothing works. Nothing will auto-indent either PHP or JS on this day 2017-05-29. Can anyone explain what's going wrong and why the simple business of automatically indenting PHP and JS code is proving such a b*tching pain in the ***? – mike rodent ...