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App Inventor 2 如何下载/保存网络图片？ · App Inventor 2 中文网
...，需要使用 Web客户端 组件，需要和网络url进行数据交互的场景就要考虑使用它，Web客户端 组件在“通信连接”抽屉中：
设置好网络图片的url，然后执行Get方法即可，代码如下：
其中，特别要注意的是保存响应信息属性设...
How can I generate a diff for a single file between two branches in github
...Chrome browsers: https://chrome.google.com/webstore/detail/diff-tools-text-pdf-doc-o/lkcdojpmjehlniamnglpjlldkoonlomb
Open Diff Tools ( http://iblogbox.com/devtools/diff/ )
From GitHub go to the BEFORE commit, tag, or branch, open the file, then click on the Raw button to get the raw file view, se...
Retaining file permissions with Git
.../05.WhatToReport.doc;664;pauljohn;pauljohn
05.WhatToReport/05.WhatToReport.pdf;664;pauljohn;pauljohn
As you can see, we have
filepath;perms;owner;group
In the comments about this approach, one of the posters complains that it only works with same username, and that is technically true, but it i...
App Inventor 2中对IOS系统移动设备的适配问题 - App Inventor 2 中文网 - ...
有适用于iOS系统移动设备的AI伴侣吗iOS版本的AI伴侣需要在苹果应用商店搜索“App Inventor”下载，目前最新版本2.64.3，版本一直都比安卓老一些。测试的话，有些场景兼容性还是不太好。
App Inventor 2 复制屏幕功能，误删组件的“后悔药”，界面设计更便捷 - Ap...
...新上线，中文网独有（MIT没有此功能），可以复制屏幕中的普通组件、图片、附件、拓展、代码块。更多升级详情可查看发布日志。下面演示一下屏幕的复制效果：1、Screen1屏幕上有若干组件、及一个SQLite拓展：2、点击工具栏上...
Avoiding SQL injection without parameters
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And then somebody goes and uses " instead of '. Parameters are, IMO, the only safe way to go.
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How to convert SecureString to System.String?
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Andrew ArnottAndrew Arnott
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What is the difference between ELF files and bin files?
...e
http://infocenter.arm.com/help/topic/com.arm.doc.ihi0044d/IHI0044D_aaelf.pdf
ELF from wiki
http://en.wikipedia.org/wiki/Executable_and_Linkable_Format
ELF format is generally the default output of compiling.
if you use GNU tool chains, you can translate it to binary format by using objcopy, suc...
How to find largest objects in a SQL Server database?
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In SQL Server 2008, you can also just run the standard report Disk Usage by Top Tables. This c...
How to find all positions of the maximum value in a list?
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John MachinJohn Machin
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