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系统崩溃 - App Inventor 2 中文网 - 清泛IT社区，为创新赋能！
测试程序时，为什么系统会崩溃?
崩溃问题出在这里，你初始化字典的时候，key都是从1~6随机，他们可能会出现重复的值，字典的key是不允许重复的。
查问题可以采取排除法，先去掉一部分代码，再逐渐加上，就能...
App Inventor 2中对IOS系统移动设备的适配问题 - App Inventor 2 中文网 - ...
有适用于iOS系统移动设备的AI伴侣吗iOS版本的AI伴侣需要在苹果应用商店搜索“App Inventor”下载，目前最新版本2.64.3，版本一直都比安卓老一些。测试的话，有些场景兼容性还是不太好。
首次打开app时，提示打开蓝牙权限，打开后点击开始搜索，设备列表没有显示...
...显示蓝牙设备，而且app卡住了点不动，后面需要先在手机系统设置先打开蓝牙，然后启动app才能搜索到设备，请问大家这个怎么解决，怎么才能启动app同时打开蓝牙权限并搜索到设备？
ssl_error_rx_record_too_long and Apache SSL [closed]
... They should really just make default-ssl enabled already in Ubuntu.
– BadHorsie
Mar 4 '16 at 23:55
add a comment
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...
Bash array with spaces in elements
...ay like this:
#!/bin/bash
Unix[0]='Debian'
Unix[1]="Red Hat"
Unix[2]='Ubuntu'
Unix[3]='Suse'
for i in $(echo ${Unix[@]});
do echo $i;
done
You would get:
Debian
Red
Hat
Ubuntu
Suse
I don't know why but the loop breaks down the spaces and puts them as an individual item, even you surro...
Where does PHP's error log reside in XAMPP?
...
This path does not exist in xampp for Linux (Ubuntu 14.04)
– Muhammad bin Yusrat
Jul 19 '15 at 11:36
1
...
How to pretty print XML from the command line?
...
The package is libxml2-utils in my beautiful ubuntu.
– franzlorenzon
Feb 7 '14 at 9:23
1
...
How do I limit the number of results returned from grep?
...80211: (57240000 KHz - 65880000 KHz @ 2160000 KHz), (N/A, 4000 mBm)
alex@ubuntu:~/bugs/navencrypt/dev-tools$ dmesg | grep cfg8021 | head 2
head: cannot open ‘2’ for reading: No such file or directory
alex@ubuntu:~/bugs/navencrypt/dev-tools$ dmesg | grep cfg8021 | tail -2
[132120.291153] cfg802...
CentOS 64 bit bad ELF interpreter
.../Red Hat family:
pkcon install glibc.i686
Possibly some desktop Debian/Ubuntu systems?:
pkcon install ia32-libs
Fedora or newer Red Hat, CentOS:
sudo dnf install glibc.i686
Older RHEL, CentOS:
sudo yum install glibc.i686
Even older RHEL, CentOS:
sudo yum install glibc.i386
Debi...
ERROR 1045 (28000): Access denied for user 'root'@'localhost' (using password: YES)
...g. Recently, I have been following a manual to install a software suite on Ubuntu. I have no knowledge of mySQL at all, actually. I have done the following installations on my Ubuntu.
...