Posts

在Apache2里怎样redirect URL? | How to redirect URL using Apache2?
2020-12-26 比特币定投实验更新 | 2020-12-26 Update on Dollar average plan for buying bitcoin
照顾新生儿的经验总结
怎样用apache2设置多个网站? | How to set up multiple websites using apache2?
怎样给wordpress网站创建XML sitemap?
2020-12-16 比特币定投实验更新 | 2020-12-16 Update on Dollar average plan for buying bitcoin
怎样解决PHP找不到mb_convert_encoding函数? | How to solve the problem of php can’t find mb_convert_encoding function?
怎样解决WordPress需要ftp账号问题 | how to solve the “ftp account” problem in WordPress
算法练习 Leetcode 力扣 416. Partition Equal Subset Sum 使用0-1背包问题 2维dp模版的 Python 解法
动态规划算法 – 0-1 背包问题 Python 讲解| Dynamic Programming Algorithm – 0-1 knapsack problem explained in Python
算法练习 Leetcode 力扣 416. Partition Equal Subset Sum 的Python解法
Google搜索不为人知道的小功能 | Less known features of Google search
2020 湾区房产税什么时间交和很多房主不知道的小福利 | 2020 Bay Area Property Tax Deadline and Small Perk many home owners don’t know
2020-12-07 比特币定投实验更新 | 2020-12-07 Update on Dollar average plan for buying bitcoin
怎样注册Paypl Key? | how to register Paypal Key?
怎样查在中国注册的公司? | How to look up companies legally registered in China
月子食谱 (2) 红烧猪蹄 | Recipe for new moms (2) Braised pork feet
月子食谱 (1) 红枣花生小米粥 | Recipe for new mom (1) Chinese millet porridge with red dates and peanuts
怎样用 Python 3 的虚拟环境? | How to use virtual environment for Python 3 ?
2020退休账户存放上限 | Contribution limit for retirement accounts in 2020
怎样做红烧”任何肉类”? | How to cook braised “any meet”?
怎样解决 PHP 里 Deprecated: Function create_function() is deprecated 的问题? | How to solve “create_function() is deprecated” issue in PHP
我喜欢的投资书籍推荐 (1) A Man for All Markets | My investment book recommendations (1) A Man for All Markets
从“日记”和“牛奶”想到的 | Thoughts from “Diary” and “dairy”
准备去考个 tensorflow 证书 | Plan to get the tensorflow certificate
比特币定投实验 | Dollar average plan for buying bitcoin
我是如何解决 ModuleNotFoundError: No module named ‘urlparse’ 问题？｜ How do I fix the “ModuleNotFoundError: No module named ‘urlparse’ ” problem
我是如何解决No module named ‘ConfigParser’问题的 | How do I fix the “No module named ‘ConfigParser'” problem
怎样在Mac上安装python版本的xgboost? | how to install xgboost (python API) on Mac OS?
记录一下最近1年学到的网络新词汇 | Notes on newly learned trending slang words in 2020
在ubuntu中使用mysql笔记 | Notes of using mysql on ubuntu
2020 加州驾照(real id)经历 | My experience of renewing California driver’s license with Real ID in 2020
2020 美国绿卡时间线 | Green card process time line 2020
ubuntu 怎样重启mysql | how to restart mysql service on ubuntu
怎样用命令行修改文件目录的owner和group ? | how to change a directory’s owner and group using command line
命令行unzip 文件 | how to unzip files using command line
早睡挑战总结
怎样把orc文件读进来变成pandas dataframe ? | how to read orc file and convert it to a pandas dataframe ?
怎样用scikit-learn计算分类器的ROC, AUC? | How to use scikit-learn to compute ROC, AUC for binary classifie
怎样改变pandas dataframe数据类型｜ How to change the data type of pandas dataframe
Spark 出错例子｜ Spark error example
Python里怎么按dict value来排序？｜ how to sort by value in python dict
改变Mac OS (Catalina) zsh的prompt | change the display prompt of zsh on Mac OS (Catalina)
怎样把命令行输出写入文件｜how to log command line out put into a file
一些python2 package安装 | install some python2 packages
怎样在mac os (catalina)上安装python2的virtualenv | how to install virtualenv for python2 on mac os (catalina)
怎样在 Intelij Idea 里安装 lombok 插件 | how to install lombok plugin in Intelij Idea
怎样在Mac OS (catalina) 建立符号链接 | how to create symbolic link on Mac OS (catalina)
2020年, 怎样在Mac OS (Catalina)上安装pip? | how to install pip on Mac OS (Catalina) in 2020
在Mac OS (Catalina) 怎样选择Java (JDK)版本? | how to pick version of Java (JDK) on Mac OS (Catalina)?
怎样用git co代替git checkout | how to alias ‘git checkout’ to ‘git co’
怎样避免重复输入ssh的passphrase? | how to avoid keep entering ssh passphrase?
Django 教程 1 – 入门, 安装，建立简单网页应用 | Django tutorial 1 – getting start, install and building a simple webapp
Fun fact: 吴恩达教授的中文水平 | Fun fact: how good is Professor Andrew Ng’s Chinese
怎样使用JupyterLab的markdown | How to use markdown in JupyterLab
怎样用Mac OS 把U盘format 成FAT32格式 | How to format a thumb drive into FAT32 format
Mac OS (Catalina) 切换输入语言 | switch input language on Mac OS (Catalina)
安装和启动Jupyter lab | install and use Jupyter lab
Python时间变量笔记 | How to manipulate time variables in python
算法练习 Leetcode 力扣 1203. Sort Items by Groups Respecting Dependencies 解法
算法练习 Leetcode 力扣 329. Longest Increasing Path in a Matrix 解法
算法练习 Leetcode 力扣 210. Course Schedule II 解法
算法练习 Leetcode 力扣 207. Course Schedule 解法
算法练习 Leetcode 力扣 269. Alien Dictionary 解法
怎样在macbook安装python 3.8.3 | how to install python 3.8.3 on macbook
算法练习 Leetcode 力扣 415. Add Strings 解法
算法练习 Leetcode 力扣 67. Add Binary 解法
C++ 笔记，去读一个unordered_map没有的key会怎样？ | C++ note, what will happen if use a non-existent key to access an unordered_map
怎样用g++ compile C++ 11的代码 | how to compile C++ 11 code using g++
算法练习 Leetcode 力扣 973. K Closest Points to Origin解法
C++ 11 知识，constexpr | Knowledge about C++ 11, constexpr
intelij idea 笔记
怎样加快macbook键盘的重复速度？ | How to increase keyboard repeating rate?
算法练习 Leetcode 力扣 238. Product of Array Except Self解法
2020年如何renew combo卡？| How to renew a combo card in 2020
启动特斯拉 Model 3 的行车记录仪功能 | Enabling Tesla Model 3’s Dash Cam
查询I-94状态 | Check I-94 status
用Python合并奇偶页面的pdf文件 | merge odd and even pages pdf files using Python
Python 知识小结
算法练习 Leetcode 力扣 518. Coin Change 2解法
算法练习 Leetcode 力扣 322. Coin Change 解法
怎样枚举map？ | how to iterate map?
随机打乱list | shuffle list
Python与股票分析：Quandl | Python and stock analysis: Quandl
Gson入门 | Quick tutorial to Gson
怎样用gradle建立一个新的Java项目 | how to create a new Java project using gradle
Java 反射入门 | A short introduction to Java reflection
python 抓取ip地址的正则表达式 | Regular expression for finding ip address using Python
如何用命令行安装wordpress plugins，AWS EC2适用 | How to install wordpress plugin using command line, good for AWS EC2
Python 多线程／异步编程例子 | Multithread / asynchronous programming examples in Python
Python与股票分析
算法练习 kth smallest element in BST with known subtree size，在已知子树大小的二叉搜索树里找第k小的元素
各种编程语言怎样表示极值？
利用统计节省病毒试纸的方法
Scala 基本数据类型的位数
算法练习 Leetcode 力扣 69. Sqrt(x) Python, Java, C++, Scala 解法
怎样在 Mac OS X 上干净安装 Scala?（不用homebrew)
算法练习 Leetcode 力扣 1145. Binary Tree Coloring Game 解法
Linux 命令，怎样用mkdir创建多层目录
怎样解决自己host的wordpress 5.3.2 无法上传图片error: Unable to create directory wp-content/uploads/2020/03. Is its parent directory writable by the server?
在Mac OS X (Catalina)上允许ssh
怎样使用sftp command line？怎样在sftp里用pem file登陆
经典算法非递归遍历二叉树 binary tree in order traversal without recursion
经典算法 binary search 二分查找怎么实现？
算法练习 Leetcode 222 Count Complete Tree Nodes 解法