gatspy

Guillaume Papin(@Sarcasm) has a thorough article about compilation databases.

CMake

% mkdir build
% (cd build; cmake -DCMAKE_EXPORT_COMPILE_COMMANDS=YES ..)
% ln -s build/compile_commands.json

gatspy

Golang — Understanding channel, buffer, blocking, deadlock and happy groutines.

I was so confused to understand behaviior of Golang channels, buffer, blocking, deadlocking and groutines.

I read Go by Example topics.

gatspy

Not happy with Docker modifying your precious firewall rules?

• Docker inserts iptables rules when it's started by default
• buster uses nftables by default
• let's make Docker use nftables instead
• PROFIT

Prerequisites

Install Docker CE and nftables:

gatspy

针对小容量mac book扩容的解决方案

需要购买：
1.nvme硬盘盒
2.大容量 nvme固态硬盘（推荐500G以上容量）

推荐下面这种侧插式nvme硬盘盒，完美匹配mac book，速度是10Gb/s,而且关机也不用取下。
缺点是要占用一边两个雷电接口，硬盘盒自带一个充电接口，
算下来其实还好，不充电的情况下，多占了一个雷电接口。

gatspy

// NOTE
// This gist was created long time ago.
// According to zap's doc, now we can use zapcore.AddSync to directly add lumberjack as a zap sync
// see https://github.com/uber-go/zap/blob/master/FAQ.md#does-zap-support-log-rotation
// So I wrote a new gist if anyone is interested:
// https://gist.github.com/rnyrnyrny/a6dc926ae11951b753ecd66c00695397

// thanks to:
// https://studygolang.com/articles/17394
// https://stackoverflow.com/questions/54395407/zap-logging-with-1-customized-config-and-2-lumberjack

gatspy

ANSI Escape Sequences

Standard escape codes are prefixed with Escape:

• Ctrl-Key: ^[
• Octal: \033
• Unicode: \u001b
• Hexadecimal: \x1B
• Decimal: 27

gatspy

{"lastUpload":"2020-05-06T09:29:01.600Z","extensionVersion":"v3.4.3"}

gatspy

all: txtfile

TARGET_DIR = target-dir

txtfile: $(TARGET_DIR)
	touch $(TARGET_DIR)/file.txt

target-dir:
	test ! -d $(TARGET_DIR) && mkdir $(TARGET_DIR)

gatspy

package main

import (
        "flag"
        "fmt"
        "log"
        "net/http"
        "os"
        "os/signal"
        "time"

gatspy

package main

import (
	"errors"
	"log"
	"os"
	"os/signal"
	"syscall"

	"github.com/nsqio/go-nsq"