大约有 1,900 项符合查询结果(耗时:0.0116秒) [XML]

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ImageUtil 扩展:图像工具扩展,提供图像处理和变换功能 · App Inventor 2 中文网

... 组件:组件类型,目标图像组件 返回值:列表类型,包含图像属性的列表(宽度、高度等) Resize 调整大小(组件,新宽度,新高度) 调整图像大小到指定尺寸。 组件:组件类型,目标图像组件 ...
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Popup弹出菜单扩展 · App Inventor 2 中文网

...项 从字符串设置菜单项 从列表设置菜单项 从文件加载菜单项 菜单项定义格式 菜单文本 图标名称 复选框 其他设置 ...
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How do I load a file from resource folder?

...ntextClassLoader(); InputStream is = classloader.getResourceAsStream("test.csv"); If the above doesn't work, various projects have been added the following class: ClassLoaderUtil1 (code here).2 Here are some examples of how that class is used: src\main\java\com\company\test\YourCallingClass.ja...
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R command for setting working directory to source file location in Rstudio

...s/proyect1"). Once you set that, you can navigate to a subdirectory: read.csv("DATA/mydata.csv"). Is the same as read.csv("D:/Documents/proyect1/DATA/mydata.csv"). If you want to navigate to a parent folder, you can use "../". For example: read.csv("../olddata/DATA/mydata.csv") which is the same ...
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UnicodeDecodeError: 'utf8' codec can't decode byte 0xa5 in position 0: invalid start byte

... This doesn't seem real clear. When importing a csv file how do you use this code? – Dave Sep 17 '19 at 15:13 ...
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Make iframe automatically adjust height according to the contents without using scrollbar? [duplicat

...is library is that it can't handle vh. – Rickard Elimää Jul 15 '19 at 7:59 @RickardElimää would be happy to take a...
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Having options in argparse with a dash

...help='Directory with .log and .log.gz files') parser.add_argument('results-csv', type=argparse.FileType('w'), default=sys.stdout, help='Output .csv filename') args = parser.parse_args() print args # gives # Namespace(logs-dir='./', results-csv=<open file '...
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select * vs select column

...using string keys or property names if using ORM. – Lèse majesté Jul 5 '10 at 15:04 11 saw this...
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App Inventor 2在不同的屏幕之间传值 · App Inventor 2 中文网

... 通过原生控制块“打开屏幕并传值” 列表传值 微数据库传值 « 返回首页 App Inventor 2 在不同的屏幕之间传值属于很常见的需求,这里提供各种不同的实现思路,供大家参考。 通过原生控制块“打开屏幕...
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MIT已发布v2.75版本,中文网已同步升级最新版本 - App Inventor 2 中文网 -...

...习和使用,才能与大家分享。 ----------------------- 列表显示框组件有进一步的改进在上个版本(2022)中,列表显示框可以同时显示图片、主项及细项三部分内容,这个版本延续了这一功能,并在显示样式方面做了一些改进...