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Can't connect to local MySQL server through socket '/var/mysql/mysql.sock' (38)
...ysql/mysql.sock
you can check if mysql is running with the following command:
mysqladmin -u root -p status
try changing your permission to mysql folder. If you are working locally, you can try:
sudo chmod -R 755 /var/lib/mysql/
that solved it for me
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Setting up a git remote origin
...ver having a simple git pull as a deployment process is usually a bad idea and should be avoided in favor of a real deployment script.
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Greenlet Vs. Threads
I am new to gevents and greenlets. I found some good documentation on how to work with them, but none gave me justification on how and when I should use greenlets!
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Android emulator: How to monitor network traffic?
How do I monitor network traffic sent and received from my android emulator?
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Set EditText Digits Programmatically
...="fill_parent"
android:layout_height="wrap_content"
android:hint="@string/ipAddrHint"
android:inputType="numberDecimal|number"
android:digits="0123456789."
android:textSize="30sp" />
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How to filter files when using scp to copy dir recursively?
... probably recommend using something like rsync for this due to its include and exclude flags, e.g:-
rsync -rav -e ssh --include '*/' --include='*.class' --exclude='*' \
server:/usr/some/unknown/number/of/sub/folders/ \
/usr/project/backup/some/unknown/number/of/sub/folders/
Some other useful fla...
App Inventor 2 串口组件：App使用OTG数据线进行串口通信 · App Inventor 2 中文网
...可以看到，手机串口连接时，没有像PC那样指定“COM3”等端口，而是直接使用默认的USB设备：
您的改进建议 联系方式： 不需要回复的可留空~ 意见反馈（300字以内）： 给...
环境采集与告警：综合应用案例 · App Inventor 2 中文网
...备 ID 必须与采集端一致；在设置页填写自有 Broker 主机、端口和账号，保存。
选择档案后连接采集。连接前数值为“—”；接收当前设备的非 retained 有效数据后才更新数值和曲线。
温度范围 -40–85°C、湿度 0–100%；序号重...
Microbit Uart Simple · App Inventor 2 中文网
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Microbit_Uart_Simple 传感器提供从 BBC micro:bit 的串行 UART 端口读取和写入字符串的功能。
属性
BluetoothDevice – 设置连接到 micro:bit 设备的 BluetoothLE 组件。
方法
SendMessage – 将给定值 ...
Setting up FTP on Amazon Cloud Server [closed]
... to set up FTP on Amazon Cloud Server, but without luck.
I search over net and there is no concrete steps how to do it.
12 ...