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wxbit平台第三方扩展报错分析：no such class 运行时错误的根本原因 - AI ...
...是 wxbit 平台的结构性问题，从三个层面解释：
1. MIT 原版的 Extension 加载流程
在 MIT 官方版（以及 fun123.cn 同步的版本）中：
- 构建服务器（BuildServer）收到 .aia 后，会解析其中的 extension .aix 文件
- 将 extension 的 Java 类打入 ...
What does the comma operator , do?
...n. Then the right operand is evaluated; the result has its type and value. 97) If an attempt is made to modify the result of a comma operator or to access it after the next sequence point, the behavior is undefined.
Footnote 97 says:
A comma operator does not yield an lvalue.
which means you...
Serializing object that contains cyclic object value
...clic structures and also de- and encodes them: https://gist.github.com/Hoff97/9842228
To transform just use JSONE.stringify/JSONE.parse.
It also de- and encodes functions. If you want to disable this just remove lines 32-48 and 61-85.
var strg = JSONE.stringify(cyclicObject);
var cycObject = JSONE...
Calculate RSA key fingerprint
... hashing function.
ssh-keygen -E md5 -lf ~/.ssh/id_dsa.pub
2048 MD5:4d:5b:97:19:8c:fe:06:f0:29:e7:f5:96:77:cb:3c:71 (DSA)
Also available: -E sha1
Update... YES...yes... I know... DSA keys for SSH should no longer be used, the older RSA key or newer ecliptic keys should be used instead.
To tho...
Is there a difference between single and double quotes in Java?
...adding the values of two char that according to the ASCII Table H=72 and a=97 that means that we are adding 72+97 it's like ('H'+'a').
3) Let's consider another case where we would have:
System.out.println("A"+'N');//AN
In this case we are dealing with concatenation of String A and char N that w...
Android adding simple animations while setvisibility(view.Gone)
...rt of the Android Framework. They have been released 5 years ago and today 97.9% of all devices support them. There is no reason not to use Animators or at least ViewCompat.animate() which is part of the support library and uses Animators on newer versions and View Animations on Android 3.0 and belo...
Colors in JavaScript console
...x 16px hsl(86.4, 100%, 50%), 30px 17px hsl(91.8, 100%, 50%), 32px 18px hsl(97.2, 100%, 50%), 33px 19px hsl(102.6, 100%, 50%), 35px 20px hsl(108, 100%, 50%), 36px 21px hsl(113.4, 100%, 50%), 38px 22px hsl(118.8, 100%, 50%), 39px 23px hsl(124.2, 100%, 50%), 41px 24px hsl(129.6, 100%, 50%), 42px 25px h...
Private and protected constructor in Scala
...
Pag 414 of "Programming in Scala". Page 97 of Wampler's Programming Scala. Page 60 of Subramaniam's Programming Scala. I don't have a PDF of Beginning Scala with me right now to check it out.
– Daniel C. Sobral
Nov 13 '09 at 1...
搭建高可用mongodb集群（四）—— 分片 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...端口不同就可以，看一下物理部署图：
架构搭好了，安装软件！
1、准备机器，IP分别设置为： 192.168.0.136、192.168.0.137、192.168.0.138。
2、分别在每台机器上建立mongodb分片对应测试文件夹。
#存放mongodb数据文件
mkdir -p /dat...
How to recover a dropped stash in Git?
...
2897
Once you know the hash of the stash commit you dropped, you can apply it as a stash:
git stash ...