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Want to find records with no associated records in Rails
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This is still pretty close to SQL, but it should get everyone with no friends in the first cas...
How do I change the default location for Git Bash on Windows?
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What is the gain from declaring a method as static
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Whenever you write a method, you fulfill a contract in a given scope. The narrower the scope i...
How to disable Golang unused import error
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edited Jul 10 '18 at 17:56
Martin Tournoij
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How to create a JavaScript callback for knowing when an image is loaded?
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What are allowed characters in cookies?
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音乐制作器 · App Inventor 2 中文网
...先用 mp3，别用 wav。
同样一段 4 秒的鼓点，wav 可能有 1~2MB，转成 mp3 只要几十 KB。
素材一多，wav 会让你的 apk 大得离谱，安装和加载都慢。
音质上，做背景循环用 mp3 完全够。
先想清楚界面怎么排
动手拖组件之前，先...
What is the most ridiculous pessimization you've seen? [closed]
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How can I find out the current route in Rails?
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