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Error 908: Permission RECEIVE_SMS has been denied. - App Inventor 2 中...
...有应用程序都需要Google员工进行手动审核。MIT App Inventor Companion就是其中之一，尽管我们提出了上诉，但被拒绝了。
为了符合Google Play Store政策，我们决定稍微调整功能。
对于发送短信/拨打电话，我们创建了SendMessageDirect和Make...
Generate JSON string from NSDictionary in iOS
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How to draw rounded rectangle in Android UI?
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In your layout xml do the following:
<shape xmlns:android="http://schemas.android.com/apk/res/android"
android:shape="rectangle">
<solid android:color="@android:color/holo_red_dark" />
<corners android:radius="32dp" />
</shape>
By changing the an...
How do I link to part of a page? (hash?)
...rarily link to portions of a page.
Here's a complete example: <a href="http://example.com/page.html#foo">Jump to #foo on page.html</a>
Linking content on the same page example: <a href="#foo">Jump to #foo on same page</a>
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Best way to test if a row exists in a MySQL table
I'm trying to find out if a row exists in a table. Using MySQL, is it better to do a query like this:
12 Answers
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Hidden features of mod_rewrite
...ere to place mod_rewrite rules
mod_rewrite rules may be placed within the httpd.conf file, or within the .htaccess file. if you have access to httpd.conf, placing rules here will offer a performance benefit (as the rules are processed once, as opposed to each time the .htaccess file is called).
Lo...
Why does HTML think “chucknorris” is a color?
How come certain random strings produce colors when entered as background colors in HTML? For example:
9 Answers
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What is the max size of localStorage values?
...providing much greater storage capacity (10 MB per origin in Google Chrome(https://plus.google.com/u/0/+FrancoisBeaufort/posts/S5Q9HqDB8bh), Mozilla Firefox, and Opera; 10 MB per storage area in Internet Explorer) and better programmatic interfaces.
And also quoting from a John Resig article [post...
Find intersection of two nested lists?
...sublist's item and checks to see if it is in the source list c1.
The list comprehension is executed for each sublist in c2.
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