king6cong

fn di_dynamic() {
    struct S;

    struct P;

    trait T {
        fn name(&self);
    }

    impl T for S {

king6cong

Cross-Platform:

Dropbox:

• https://oleb.net/blog/2014/05/how-dropbox-uses-cplusplus-cross-platform-development/
• https://github.com/dropbox/djinni

Slack:

• https://slack.engineering/libslack-the-c-library-at-the-foundation-of-our-client-application-architecture-97470b5ef9b3

king6cong

# sync_bin ssl.sh [email protected]
# brew install gawk first on macOS
mkdir -p ~/log
while true; do
    # curl -sS https://api.zjurl.cn/dns 2>&1 >> ~/log/ssl-host; echo >> ~/log/2ssl-host
    # curl -sS https://123.58.9.80/dns -k -H 'Host: api.zjurl.cn' 2>&1 >> ~/log/ssl-ip; echo >> ~/log/ssl-ip
    curl -sS https://api.zjurl.cn/dns 2>&1 | gawk '{ print strftime("[%Y-%m-%d %H:%M:%S]"), $0 }' 2>&1 >> ~/log/ssl-host-t
    curl -sS https://123.58.9.80/dns -k -H 'Host: api.zjurl.cn' 2>&1 | gawk '{ print strftime("[%Y-%m-%d %H:%M:%S]"), $0 }' 2>&1 >> ~/log/ssl-ip-t
    sleep 1
done

king6cong

#!/bin/sh
echo_eval_cmd() {
    cmd=$1
    echo "======"
    echo "$cmd"
    echo "======"
    eval "$cmd"
}

echo_eval_cmd "curl -s ipinfo.io/ip"

king6cong

rm -rf ~/Library/Developer/Xcode/DerivedData/*
rm -rf ~/Library/Developer/Xcode/Archives/*
rm -rf ~/Library/Caches/Homebrew/*.gz
rm -rf ~/Library/Caches/Homebrew/*.zip
rm -rf ~/Library/Caches/Homebrew/Cask/*
rm -rf ~/Library/Logs/*
rm -rf '~/Music/iTunes/iTunes Media/Downloads'
rm -rf '~/Music/iTunes/iTunes Media/Mobile Applications'
ls '~/Library/Developer/Xcode/iOS DeviceSupport'
brew cleanup

king6cong

$crash_path="$home\AppData\Local\Temp\Lark Crashes"
$zip_path="$env:temp\lark"
Write-Host "crash_path: $crash_path, zip_path: $zip_path" -foreground Green
New-Item -Force -Path "$zip_path" -ItemType Directory
Set-Location "$zip_path"
Compress-Archive -Force -Path "$crash_path" -DestinationPath dump.zip
Write-Host "completed. Please upload dump.zip for inspection" -foreground Green
explorer.exe .

king6cong

#!/bin/sh

set -u
LOG_DIR=/tmp/lark_log
mkdir -p $LOG_DIR

dump_path=`ps aux|grep crash|grep -i lark|grep -v grep|sed "s/.*metrics-dir=\([^-]*\).*/\1/"`
dump_path="$(sed -e 's/[[:space:]]*$//' <<<${dump_path})"
echo '>>> dump path:' $dump_path
cd "$dump_path"

king6cong

#!/bin/sh

set -u
LOG_DIR=/tmp/lark_log
mkdir -p $LOG_DIR

dump_path=`ps aux|grep crash|grep -i lark|grep -v grep|sed "s/.*metrics-dir=\([^-]*\).*/\1/"`
dump_path="$(sed -e 's/[[:space:]]*$//' <<<${dump_path})"
echo '>>> dump path:' $dump_path
cd "$dump_path"

king6cong

#!/bin/sh

set -u
LOG_DIR=/tmp/lark_log
mkdir -p $LOG_DIR

log_path=`ps aux|grep crash|grep -i lark|grep -v grep|sed "s/.*metrics-dir=\([^-]*\).*/\1/"`
log_path="$(sed -e 's/[[:space:]]*$//' <<<${log_path})"
echo '>>> log path:' $log_path
cd "$log_path"

king6cong

fn test_closure_recursive() {
    struct Fact<'s> {
        f: &'s Fn(&Fact, u32) -> u32,
    }

    impl<'s> Fact<'s> {
        pub fn call(&self, i: u32) -> u32 {
            (self.f)(&self, i)
        }
    }