不积跬步,无以至千里
不积小流,无以成江海

Great journeys begin with small steps;
mighty rivers grow from little streams.

为了渐渐远去的记忆 - for fading-away memory

前言 熟悉的人、熟悉的事儿在记忆中渐渐远去,渐渐变得越来越模糊。那就让片片记忆远去之前,把那些事、那些人记录下来吧,以助老来衰退的记忆力。这只是一个普通人的平凡日常所录,无论苦甜,都已经构成我们人生的一部分。 故乡 我们这里没有山,茫茫大地,一马平川。 -无名 童年记事之二 - 八仙过海、排球女将 刚开始的时候,黑白电视那真的是奢侈品和地位的象征。刚开始的时候,家...

为了渐渐远去的记忆 - for fading-away memory

前言 熟悉的人、熟悉的事儿在记忆中渐渐远去,渐渐变得越来越模糊。那就让片片记忆远去之前,把那些事、那些人记录下来吧,以助老来衰退的记忆力。这只是一个普通人的平凡日常所录,无论苦甜,都已经构成我们人生的一部分。 故乡 我们这里没有山,茫茫大地,一马平川。 -无名 童年记事之二 - 评书 刘兰芳 在我们那个年代,听评书就像现在的年轻人追偶像剧,每集都不能落...

为了渐渐远去的记忆 - for fading-away memory

前言 熟悉的人、熟悉的事儿在记忆中渐渐远去,渐渐变得越来越模糊。那就让片片记忆远去之前,把那些事、那些人记录下来吧,以助老来衰退的记忆力。这只是一个普通人的平凡日常所录,无论苦甜,都已经构成我们人生的一部分。 故乡 我们这里没有山,茫茫大地,一马平川。 -无名 童年记事之二 - 游戏玩乐 今天的孩子们大部分时间消耗在手机、电视等电子设备上。与此相比,七八十年代的孩...

为了渐渐远去的记忆 - for fading-away memory

前言 熟悉的人、熟悉的事儿在记忆中渐渐远去,渐渐变得越来越模糊。那就让片片记忆远去之前,把那些事、那些人记录下来吧,以助老来衰退的记忆力。这只是一个普通人的平凡日常所录,无论苦甜,都已经构成我们人生的一部分。 故乡 我们这里没有山,茫茫大地,一马平川。 -无名 金乡特色美食 清真街烧羊肉:每年回家,父亲都会买烧羊肉,香烂可口,混着晶莹透亮的羊肉冻,美味可口...

为了渐渐远去的记忆 - for fading-away memory

前言 熟悉的人、熟悉的事儿在记忆中渐渐远去,渐渐变得越来越模糊。那就让片片记忆远去之前,把那些事、那些人记录下来吧,以助老来衰退的记忆力。这只是一个普通人的平凡日常所录,无论苦甜,都已经构成我们人生的一部分。 故乡 我们这里没有山,茫茫大地,一马平川。 -无名 我出生在山东鲁西南的一个小县城,https://zh.wikipedia.org/zh-cn/%E9...

Hubert’s Weekend day walking


Singapore National Day preview


Flowers and bees


SQL tips: filter first before join

When JOIN multiple tables, the direct and simple way is to sequentially join one-by-one, e.g. if you have a table with schema as, which record a pair of samples, saying ima & imb are item ids...

Black coffee 黑咖啡,我的所爱

Every morning, a cup of black coffee is a must before a working day. I love black coffee, no sugar, no cream. The habit is from 2006, when I attended ICASSP conference in Toulouse, French. In...

SQL tips: get exclusive data set

In data science & data engineering, it is often required to extracting exclusive data set from a large-scale table in a business date comparing with a history data, e.g. daily new product inc...

Singapore corrupt practices bureau

Famous corrupt practices bureau located at the Bukit merah, keeping Singapore clean government

A after- raining morning 雨后清晨

After a night raining, it stops in the morning. Fresh air and wet road. Starting a day with my dog walking along the canal river. 一夜的雨,早晨起来还略有小雨,早餐后,雨停了,斑斑点点的蓝天漏出了头。每日早晨的必备工作,遛狗。 雨后小蓝天 S...

Tips: mapjoin in long-tail optimization in SQL

When joining a big table, saying A, (e.g.10M records), with a small table, saying B (e.g. 1000 records), based on some keys, the long-tail issue may popup. For example, if you have 10M product &...

Sunset at the sky garden of building

Enjoy the sunset at the sky garden of building

Bicycle: slow death of planet

The following is from recommend post of my LinkedIn friend community. Very good point. Start Sunday morning with happy laugh. Bicycle is the slow death of the planet." A banker made the econ...

Morning vs evening orchard road

乌节路的早晨是安静的,只有零零散散上班族:乌节路的傍晚是人潮汹涌,热闹奢华的。楼宇店铺灯火辉煌,shopping eating dating Morning Friday evening

Golden monkey on the pole


On-site attending SCAAST seminar

Representative of China embassy in Singapore gives a talk NUS Prof Freddy Boey sharing Nus incubation and accelerator start-up

Rambutan tree along the road in HDB neighborhood

In weekend morning, normally I cycle to lengkok Bahri in redhill to self-deliver breakfast to family. This Hong Kong dim sum shop In hdb neighborhood tastes good and price is similar to food cour...

海上日出, sun rising in the morning beach


海上日出, sun rising in the morning beach


海上日出, sun rising in the morning beach


海上升明月


Thean Hou temple in sungai lembing 林明, Malaysia


Thean Hou temple in sungai lembing 林明, Malaysia

Chinese migration built the temple to thank bless of their god , Thean Hou.

林明山


林明山,锡矿历史


Cumquat tree bought in Chinese New Year blossoms

春节买的小金桔树开花了,期待中…… Cumquat tree blossoms

Fresh chicken out-of-stock in Singapore because of chicken export ban to Singapore by Malaysia

This is not a latest news of Malaysia banning export fresh chicken to Singapore. But at Saturday morning, I am still wanting to try if I can buy one. I go to supermarket like Cold Storage, shengs...

River sunset On the way cycling back home from office.


今天端午节 Chinese duanwu festival

今天是中国的端午节,包粽子,吃粽子,一起缅怀春秋战国时代的一位爱国古人,屈原(quyuan).

风雨欲来,风起了,雨来了。接连两天早晨下雨


Golden monkey climbing building


Flowers and bee


My Covid experience

18 April, Monday. Go restaurant with friends for lunch and dinner. Then in the evening, throat is very painful and cannot sleep well. 19 April, Tuesday. Throat pain is less. In morning, ART tes...

Bokeh - A Python package to create figure & UI

To plot figure in Python, matplotlib is an native module. Now there is another good option, Bokeh, https://docs.bokeh.org/en/latest/index.html. Bokeh is Python lib, which core module is written b...

Sunset after raining on Sunday and today’s cloud dog


How to setup PostgreSQL in Python

Install Psycopg2 package in Python pip install psycopg2 or pipenv install psycopg2 (virtual python environment) Install postgresql in Ubuntu sudo apt update sudo apt install postgresql...

Hornbill, too hot, hidden in tree, in west coast park


How to install Ubuntu & Windows 10 dual OS system in Surface book

There are many tutorials on how to install Ubuntu & Windows 10 systems. But when setup in surface book, there is a difficulty to be solved, i.e. Ubuntu cannot identify surface keyboard. Thus,...

Just saying good bye to 2021 Christmas, coming 2022 Chinese New Year

Bye to 2021 Christmas Coming 2022 Chinese new year

Home made chili oil and chili oil beef

Chili oil,made of canola oil, chiliand sesame Chili beef oil sauce , made of canola oil, chili, onion, garlic, spring onion, traditional Chinese sweet soybean paste

Merry Christmas 🎄 at Marina sands


Christmas 🎄 at Orchard road

Christmas is coming. It is time to find a place to feel the Christmas air. In the city country of Singapore, every year orchid road is best place, with fantastic decorations.

Cycling to Sungei Buloh Wetland Reserve: a trip from south to north in Singapore

Sungei Buloh Wetland Reserve is an attractive park, located in north of Singapore, and in another side of sea it is Malaysia. In the past we drive car to there. In the morning of Sunday, I am fre...

Otters living in the park. Our new neighbor.


Cycling from Queenstown to Punggol

This Sunday it is free, and plan to cycling to Punggol or Coney Island park along the coast-to-coast path. In order to cross PIE, the path is from Botanic Garden, Kheam hock road to Lornie road...

Morning has long cycling. Heavy rain when eating lunch


Book: Amazon effect

Amazon dominates in retail industry and its e-commerce business affects almost every local stores. The book discusses the Amazon effect, how it’s business moving from online to offline and fin...

Gift from NPUAAS and NPU alumni

NPUAAS, north-western polytechnic university alumni association society, in Singapore, gave Covid-19’s gift to NPU alumni. It is donated from an alumni in shandong province, China. When he heard ...

Pandan reservoir


Setting sun at Sentosa broadway

View setting sun at Sentosa broadway. Blue sky, white cloud, and sea.

If you want to make quick money, all-in cryptocurrency. If you wan to quick bankruptcy, all-in cryptocurrency.

After wake-up in the morning, read news and find the top is that squid-game cryptocurrency dropping near to zero just among a few weeks. Its price is moving from penny to 2860 and now near zero. ...

Explore cycling path from Singapore river to Bishan park

In this afternoon, I plan to cycling to Bishan park along Singapore river. But after Kallang river, the path is becoming worse, because there is not direct path along the Kallang river. I must cy...

Enjoy weekend rest and peaceful life at river bank near Marina bay sands


OCBC stadium and golden garden


Good morning Friday, friends, relaxed and exercising

On the Friday morning, a little relaxed, do not need wake up early to prepare breakfast for school children because secondary school open later on Friday. So I have time to do long-walking mornin...

Facebook death, Meta born

Facebook is planning to change company name to Meta. Is it a good idea to rebrand famous name? https://www.usatoday.com/story/tech/2021/10/28/facebook-meta-name-change-metaverse-instagram-whatsap...

Memory of back hometown, shandong, China, in 2019

Due to Covid’19, there is 2 years I cannot return to my hometown in the south-west, Shandong province, China. This is pictures I take in 2019 when I am back. My parents plant these fruits and my ...