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How to set JAVA_HOME in Linux for all users
...TH
logout and login again, reboot, or use source /etc/profile to apply changes immediately in your current shell
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LEGO EV3 机器人传感器面板 · App Inventor 2 中文网
...对的设备
观察数据：观察屏幕上实时更新的传感器值
测试触碰：按下 EV3 的触碰传感器按钮，观察颜色变化
传感器数据说明
颜色传感器（光线强度模式）
值范围
说明
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Is it possible to set UIView border properties from interface builder?
...the layer wants a CGColor instead of a UIColor.
You might have to use Strings instead of numbers, but it works!
layer.cornerRadius
layer.borderWidth
layer.borderColor
Update:
layer.masksToBounds = true
Update:
select appropriate Type for Keypath:
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`ui-router` $stateParams vs. $state.params
... into a controller to get access to parameters in the URL. However, accessing parameters through $stateParams only exposes parameters belonging to the state managed by the controller that accesses it, and its parent states, while $state.params has all parameters, including those in any child sta...
CoInitialize浅析一 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...是以线程为单位还是以进程为单位呢？也许大家已经通过测试程序摸索出答案，没错，是以线程为单位。今天我们就稍微再深入一下，通过分析CoInitialize的具体实现来印证我们的想法。
我们先来看看CoInitialize的汇编
769B2A24 ...
京东618：算法让UV价值提升200%+，用智能卖场缩短购物路径 - 更多技术 - 清...
...用一些非机器学习算法？春节年货转化率提高百分之百的测试，提升来自哪些模型的改变？这是一个通用的调整吗？
智能卖场团队：支撑智能卖场的模型从不同的维度分成多种模型。在实际应用中根据业务需求的不同设置不同...
Using sed to mass rename files
...e):
rename s/0000/000/ F0000*
or on systems with rename from util-linux-ng, such as RHEL:
rename 0000 000 F0000*
That's a lot more understandable than the equivalent sed command.
But as for understanding the sed command, the sed manpage is helpful. If
you run man sed and search for & (usi...
Is there a real solution to debug cordova apps [closed]
I spent the last two days trying to figure out how to debug an HTML5 app I created using Cordova 3.2 and deployed to an Android 2.3 device. All the articles/posts I've seen provide hacks rather than real solutions :( and most of the time, none of them works for my case; debug the css styles and the ...
Angular - ui-router get previous state
...esn't track the previous state once it transitions, but the event $stateChangeSuccess is broadcast on the $rootScope when the state changes.
You should be able to catch the prior state from that event (from is the state you're leaving):
$rootScope.$on('$stateChangeSuccess', function (ev, to, toPar...
How can I see the SQL that will be generated by a given ActiveRecord query in Ruby on Rails
...s information from the log after the query has been issued, but I'm wondering if there is a method that can be called on and ActiveRecord Query.
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