Jenkins 預設語言

Jenkins 預設的語言是根據使用者瀏覽器決定，若要強制指定，則可：

1. 使用 Jenkins 的 Locale 外掛
2. 指定全系統的語系 /etc/default/locale

Default Jenkins behavior - use browser locale
https://wiki.jenkins-ci.org/display/JENKINS/How+to+view+Jenkins+in+your+language


How to enforce particular locale - use Locale Plugin
http://wiki.hudson-ci.org/display/HUDSON/Locale+Plugin




References :
Jenkins users - forcing english locale

tmate get ssh url

$ tmate show-messages

References :
tmate • Instant terminal sharing

E: The method driver /usr/lib/apt/methods/https could not be found.

# apt-get install apt-transport-https

References :
updates - How do I fix a \"E: The method driver /usr/lib/apt/methods/http could not be found.\" error? - Ask Ubuntu

Apache 允許特定網段

多個網段以空格分開

Order Allow,Deny
Allow from 192.168.16.0/24 192.168.20.0/24

Allow, Deny 順序 

Match      | Allow,Deny result   | Deny,Allow result
-------------------------------------------------------
Allow only | Allowed             | Allowed
Deny only  | Denied              | Denied
No match   | Default: Denied     | Default: Allowed
Match both | Final match: Denied | Final match: Allowed 

References : 

Apache httpd: How can I Deny from all, Allow from subnet, but Deny from IP within that subnet? - Server Fault

virt-manager-tui install

ImportError: No module named newt_syrup.dialogscreen

# apt-get install libslang2-dev
# apt-get install libpopt-dev 

$ git clone git://git.fedorahosted.org/git/newt

$ ./autogen.sh
$ ./configure
$ make
# make install


$ git clone git://git.fedorahosted.org/newt-syrup.git

# python setup install

No module named libuser

# sudo apt-get install python-libuser

virt-manager image directory

default path is  /var/lib/libvirt/images

you can change it in /usr/share/virt-manager/virtManager/config.py
DEFAULT_XEN_IMAGE_DIR = 'YOUR_PATH'

nosetests print stdout

$ nosetests --nocapture -v mytest.py

References :
python - nosetests is capturing the output of my print statements. How to circumvent this? - Stack Overflow

ImportError: No module named sqlalchemy

# pip install sqlalchemy

ImportError: No module named pylab

Debian / Ubuntu

# apt-get install python-matplotlib

References :
Installing — Matplotlib 1.3.1 documentation

vim show error in quickfix windows

:cope[n] [height] Open a window to show the current list of errors. 

:cw[indow] [height] Open the quickfix window 

:ccl[ose]  Close the quickfix window 

References : 

Vim documentation: quickfix

Python hex char to decimal

>>> chr(31)
'\x0f'

>>> int('1f', 16)
31
>>> int('0x1f', 16)
31
>>> ord('\x1f')
31




References :
Convert hex string to int in Python - Stack Overflow

mplayer 載入 ass 字幕

$ mplayer -ass -subcp cp950

-ass 載入 ass 字幕
-subcp 字幕檔案編碼 

unison

# server 及 client 都要安裝 unison
# apt-get install unison

$ vi .unison/default.prf

root = /home/yan/sync
root = ssh://yan@192.168.1.1//home/yan/sync

# 如果不想要在同步過程中因unison詢問而暫停，請設定batch=true
batch = true

# 檔案衝突的處理方式，設定為auto可讓unison決定最適合的處理方式而不會暫停等候使用者決定
auto = true

$ crontab -e

*/1 * * * * /usr/bin/unison &> /dev/null

References :
Unison | chtseng

Install Jenkins Log-Term Support Release on Debian

# wget -q -O - http://pkg.jenkins-ci.org/debian-stable/jenkins-ci.org.key | apt-key add -
# vi /etc/apt/sources.list

deb http://pkg.jenkins-ci.org/debian-stable binary/

# apt-get update
# apt-get install jenkins

# netstat -antlp | grep 8080

tcp6       0      0 :::8080                 :::*                    LISTEN      3973/java

http://127.0.0.1:8080/





References :
Debian Repository for Jenkins

Python 列出所有組合

>>> list(itertools.combinations(range(1, 5), 2))
[(1, 2), (1, 3), (1, 4), (2, 3), (2, 4), (3, 4)]

event.returnValue is deprecated. Please use the standard event.preventDefault() instead.

if(event.preventDefault)
{
    event.preventDefault();
}
else
{
    event.returnValue = false;
}

Javascript fix barcode reader send ENTER+CRTL+J

add some code in line 37

if(event.preventDefault)
{
    event.preventDefault();
}
else
{
    event.returnValue = false;
}

References :
Disable ctrl + n and other ctrl + key combinations in JavaScript

Linux get keyboard press / release code

# showkey --keycodes

References : 

Extra Keyboard Keys - ArchWiki

Flask get all routing rules

for rule in app.url_map.iter_rules():
    options = {}
    for arg in rule.arguments:
        options[arg] = "[{0}]".format(arg)

    methods = ','.join(rule.methods)
    url = url_for(rule.endpoint, **options) 

    print rule.endpoint

    print methods

    print url

References :

python - get a list of all routes defined in the app - Stack Overflow

flask url path param

request.path             /page.html
request.script_root      /myapplication
request.base_url         http://www.example.com/myapplication/page.html
request.url              http://www.example.com/myapplication/page.html?x=y
request.url_root         http://www.example.com/myapplication/

request.referrer

request.args             GET params

References :

python - Flask request fields to get url path - Stack Overflow

Internet Explorer prevent jQuery Ajax cache

$.ajax({
  cache: false,
  //other options...
});

References : 

How to prevent a jQuery Ajax request from caching in Internet Explorer? - Stack Overflow