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Does JavaScript have a built in stringbuilder class?
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About Android image and asset sizes
...r asset scaling is:
ldpi | mdpi | tvdpi | hdpi | xhdpi | xxhdpi | xxxhdpi
0.75 | 1 | 1.33 | 1.5 | 2 | 3 | 4
Although you don't really need to worry about tvdpi unless you're developing specifically for Google TV or the original Nexus 7 -- but even Google recommends simply using hdpi...
Highlight the difference between two strings in PHP
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edited Jul 11 at 20:11
Toby Allen
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an...
What's the most concise way to read query parameters in AngularJS?
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How to export revision history from mercurial or git to cvs?
...s HEAD (with the exception that git cvsimport by default ignores the last 10 minutes worth of commits to avoid catching a commit that is half-finished). You can then use git log and friends to examine the entire history of the repository just as if it had been using git from the beginning.
Configur...
What does the git index contain EXACTLY?
... ls-files can show you the contents of the index:
$ git ls-files --stage
100644 63c918c667fa005ff12ad89437f2fdc80926e21c 0 .gitignore
100644 5529b198e8d14decbe4ad99db3f7fb632de0439d 0 .mailmap
The Racy git problem gives some more details on that structure:
The index is one of the most importa...
生物识别使用指导 · App Inventor 2 中文网
...或多次识别失败时可以改用锁屏密码 / 图案通过。Android 10 及以上生效。
开始验证（标题，副标题）（Authenticate）
弹出系统验证框。验证通过触发「验证成功时」；用户取消、次数过多被锁定、设备不支持时触...
Getting the name of the currently executing method
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Thread.currentThread().getStackTrace() will usually contain the method you’re calling it from ...
BBC micro:bit 平台 · App Inventor 2 中文网
...新 BBC micro:bit AppInventor2 拓展下载：
com.bbc.microbit.profile-20200518.aix
图片来源:
关于 | micro:bit
实验系列：跟着做，一篇一个成果
每篇一个闭环小实验：器材清单 → 接线 → 分步搭（每步都能中途验证）→ ...
Getting hold of the outer class object from the inner class object
...evel access - at least with the JDK I'm using.
EDIT: The name used (this$0) is actually valid in Java, although the JLS discourages its use:
The $ character should be used only in
mechanically generated source code or,
rarely, to access pre-existing names on
legacy systems.
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