lengerfulluse

####keytool

1. To Create a New TrustStore
   keytool -import -file C:\cascerts\firstCA.cert -alias firstCA -keystore myTrustStore

2. To import a cert to a trustStore:
   eytool -import -trustcacerts -file cacert.pem.cer -alias tenpay_ca -keystore wechat-cert.ssl.truststore.jks

3. List a certs in a trustStore:
   keytool -list -v -keystore $JAVA_HOME/jre/lib/security/cacerts

lengerfulluse

1. To untrack a single file that has already been added/initialized to your repository, i.e., stop tracking the file but not delete it from your system use:

     git rm --cached filename .
   

2. To untrack every file that is now in your .gitignore:
   a. First commit any outstanding code changes, and then, run this command:

   git rm -r --cached .

b. This removes any changed files from the index(staging area), then just run:

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char.ord.between?(0x4E00,0x9FFF)

useful for full text search filter.

Reference: http://stackoverflow.com/questions/3981808/detect-cjk-characters-in-a-sentence-using-ruby

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curl -A "Mozilla/5.0 (compatible; Baiduspider/2.0; +http://www.baidu.com/search/spider.html)" http://t.hengwei.me

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Description

When using Homebrew (http://brew.sh) and searching formulas or pull requests you may get the dreaded error message: Github API Rate limit exceeded

Let's fix that! (yeah!)

---

Short version

Create a new Personal Token in your Github Account Settings (Sidebar: Applications) and then copy the Token. In the Terminal, use export HOMEBREW_GITHUB_API_TOKEN=YOURAPITOKENWITHFUNKYNUMBERSHERE (change that to your API Token) or add that to your .bash_profile and then do source .bash_profile.

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https://disqus.com/api/console/?endpoint=threads%2FlistPosts#!/?account=3957037&access=secret&method=GET&endpoint=threads%2FlistPosts&format=json&forum=lengerfulluse&thread%3Alink=http%3A%2F%2Ft.hengwei.me%2Fpost%2F%25E4%25B9%259F%25E8%25B0%2588MCMC%25E6%2596%25B9%25E6%25B3%2595%25E4%25B8%258EGibbs%25E6%258A%25BD%25E6%25A0%25B7%2F&op=request&csrfmiddlewaretoken=m8CkYeahLsfxHrdWy1c9maWkIQASpU7h

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#!/bin/bash

# where to store the sparse-image
WORKSPACE=~/UnixVolume.dmg.sparseimage

create() {
    hdiutil create -verbose -type SPARSE -fs 'Case-sensitive Journaled HFS+' -size 50g -volname UnixVolume ${WORKSPACE}
}

detach() {

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REFER LINK: https://www.digitalocean.com/community/tutorials/how-to-deploy-jekyll-blogs-with-git. 
apt-get install git-core

Second, change to your home directory and create a new "bare repository" to deploy to.
cd ~/
mkdir repos && cd repos
mkdir awesomeblog.git && cd awesomeblog.git
git init --bare

Following that, we need to set up a post-receive hook. This is a shell script that Git runs when files are pushed to a repository. Create it like so:

lengerfulluse

1. what does CSS selector with space and comma separate mean?

• for space, it apply one rule to multi-selectors.
• for comma, it apply the next selector's rules only one the context of previous selectors.
• Details answer: http://stackoverflow.com/questions/3344284/what-do-commas-and-spaces-in-multiple-classes-mean-in-css

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1. install ipython notebook. pip3 install jupyter

2. install tensorflow on virtualenv.

    `$ sudo pip install --upgrade virtualenv`
    `$ virtualenv --system-site-packages ~/tensorflow`   
    `$ source ~/tensorflow/bin/activate  # If using bash