- 博客(108)
- 问答 (1)
- 收藏
- 关注
RSS订阅原创 how to restore network after clone or create new vm based on existing image
when clone or create a new vm based on existing image, you may notice the network is malfunction. One possible solution is to delete existing net rules such as sudo rm -f /etc/udev/...
2015-01-04 13:06:10
156
原创 static building lxml
well it is not really straightforward.. when building with static deps like python setup.py build --static_deps you may see two possible errors 1: when you saw crc iconv.xx error, you c...
2014-08-13 19:15:36
189
原创 build pyrun/python from source
quite easy on ubuntu. 1: build sqlite first.. use the latest autoconf version2: apt-get install libbz2-dev3: apt-get install zlib1g-dev4: apt-get install libssl-dev5: apt-get install lib...
2014-08-01 19:39:49
181
原创 Ice 3.4.2 on ubuntu 12.04
it is much easy to install Ice 3.4.2 on Ubuntu 12.04. simply sudo apt-get install zeroc-ice34 for python config. make sure /usr/lib/pymodules/python2.7 is the first one in PYTHO...
2014-05-22 02:30:50
169
原创 how to use google play services in IDEA
project structure: -> modules --> dependecies --> add module dependency --> add google play services folder --> add ja...
2014-04-14 11:24:38
208
原创 install gnome desktop
yum groupinstall "Desktop" "Desktop Platform" "X Window System" "Fonts" "Internet Browser" /etc/inittab for changing X window
2014-04-03 11:07:50
127
原创 install gcc and other things
yum groupinstall "Development Tools" "Development Libraries"
2014-04-03 10:59:46
116
原创 network config on centos
edit /etc/sysconfig/network-scripts/ifcfg-eth0 (first network card, ifcfg-eth1 is the second) DEVICE=eth0BOOTPROTO=staticIPADDR=192.168.3.110NETMASK=255.255.255.0ONBOOT=yesDHCPCLASS=...
2014-04-03 09:50:53
115
原创 install vncserver on lubuntu
os: ubuntu server 12.04 LTS with lubuntu desktop sudo apt-get install tightvncserver, autocutsel vncserver vncserver -kill :1 now edit ~/.vnc/xstartup replace /etc/X11/Xsessio...
2014-03-21 12:19:05
237
原创 use yum to install clamav on centos
well install anti-virus on linux is a stupid idea but sometimes we don't have choice. 1: update yum firsttry:rpm -Uhv http://pkgs.repoforge.org/rpmforge-release/rpmforge-release-0.5.3-1.el6....
2014-02-21 16:11:11
115
原创 build apsw manually
download sqlite sources and copy all files to apsw/src open setup.py find in finalize_options of apsw_build_ext class comment ext.libraries.append('sqlite3') find ext_modules=[Extensi...
2014-01-06 01:22:15
133
原创 config ufw for router purpose
sometimes we need to share our internect connection without losing any protection, here ufw can help us. 1:open /etc/default/ufwchange DEFAULT_FORWARD_POLICY = "ACCEPT" DEFAULT...
2014-01-03 11:22:14
118
原创 install ubuntu server from usb
If you want to use an usb stick to install ubuntu server and you use windows, the fastest way is to use universial usb installer (the latest version) to create a usb installer.
2013-12-26 18:38:43
232
原创 python, vs 2010 & manifest problem
It looks like python community doesn't intend to "fix" this problem due to it is probably not a bug. a quick work around is open /distutils/msvc9compiler.py find def manifest_setup...
2013-11-02 13:33:45
102
原创 setting css properties with hyphens on the fly
well it has nothing to do with dojo but I don't bother to create another tag, so I keep using it. when dealing with setting css properties on the fly we may come across some names with hyphens li...
2013-08-23 16:13:00
148
原创 customized event
make sure the type of event is lower case otherwise it won't work.
2013-07-03 10:15:48
127
原创 display pdf in div
<div> <object data="gwcs.pdf" type="application/pdf" width="500" height="500"> alt : <a href="gwcs.pdf">gwcs.pdf</a> </obje
2013-06-20 09:04:53
150
原创 fadeTo in dojo
Jquery has a method called fadeTo can do animation for opacity change. equivalent version of dojo is require(["dojo/_base/fx"],function(BaseFx) { BaseFx.anim("divId", {opacity: your desired v...
2013-06-03 15:00:10
120
原创 make sure async:true in dojoConfig
when dojo version >= 1.7 make sure async: true is in you dojoConfig, otherwise, it may incur some very weird problems which wasted me two hours to figure out.
2013-05-27 12:19:03
97
原创 show up label for dynamic created checkbox
when creating checkbox on fly like var cb = new CheckBox({}); you may find there is no label, the default checkbox is based on <input checkbox> so you need to add label manually. Based...
2013-05-23 18:12:25
173
原创 "vertical layout" in contentpane
well it's actually not a vertical layout but a work around. I spent a few hours on internet for how to place some widgets in contentpane with vertical layout. (the default layout is horizontal). and...
2013-05-22 19:27:35
94
原创 some notes about git
first step: git config --global user.name "John Doe" git config --global user.email johndoe@example.com to add user name & email then git config --list to check. git help confi...
2013-05-20 18:24:55
77
原创 toolbar events trigger handling
when dealing with toolbar events like onDrawEnd with latest dojo version (1.9 herein) the dojo/on or dojo/_base/connect is unable to work with it. We can use dojo/aspect instead. require(['do...
2013-05-16 18:01:58
240
原创 handcrafted json rpc on dojo
default method is GET, need POST. <script> require(["dojo/on","dojo/dom", "dojo/request/xhr", "dojo/json", "dojo/domReady!"], function(On, Dom, Xhr, Json) {
2013-05-16 12:19:11
110
原创 some changes on arcgis with dojo 1.7 or above
when dojo 1.7 and AMD style is adopted, examples on arcgis website may not work directly. this post mark some changes 1: dojo.connect --> dojo/onevents name might be changed from "onXXX" to...
2013-05-15 17:27:17
116
原创 android,check key on windows
keytool -list -v -keystore xx.keystore keytool -list -v -keystore xx\.android\debug.keystore
2013-05-06 23:37:28
106
原创 numpy 1.7.0 fails with cx_freeze 4.3.1
It is a work around: find /numpy/core/__init__.py, and omit 'del sys' which locates at the bottom of this file. numpy 1.6.2 doesn't need 'del sys'. update: use cx_freeze 4.3.2. this prob...
2013-02-24 16:13:29
161
原创 htc g11 hboot 2.02.0000 unlock (android 4.0)
1: go to www.htcdev.com & follow instructions of unlock bootloader.. 2: go to http://bbs.gfan.com/android-4448713-1-1.html and check details. do "fastboot flash recovery recovery.img" ...
2013-01-12 17:21:03
131
原创 build psycopg2 on windows with mingw64
caution: version match problem. if the target is 32bit we need to modify cygwincompiler.py in /your_py_path/lib/disutils/cygwincompiler.py find class Mingw32CCompiler and its __init__ we ...
2013-01-03 20:36:23
109
原创 build postgres on ubuntu
prerequisities: 1: apt-get install build-essential1: apt-get install libreadline-dev2: apt-get install zlib1g-dev4: sudo make install5: done it is so easy comparing with oracle inst...
2012-12-22 15:13:13
107
原创 define dynamic variable
(def a 12)(binding [a 13] a) fails on clojure 1.4 or later (I guess) instead we need to do: (def ^:dynamic a 12)
2012-12-20 22:14:22
120
原创 manually install postgis 2.0.x on windows 7
when doing installation postgis on windows 7 manually, You may encounter a problem when "create extension postgis" is operated. pg may complain some errors about insecure usage of backslash ...
2012-12-12 16:46:40
108
原创 cross compile mono for windows.
on ubuntu prerequisities: 1 build-essential2 autoconf3 libtool4 gettext5 gcc-mingw32 download the latest source package. and run ./build-mingw32.sh -d /usr/i586-mingw32msvc...
2012-09-27 12:24:12
154
原创 Determining if a point lies on the interior of a polygon
link: http://paulbourke.net/geometry/insidepoly/ here is the python code snippet: def point_inside_polygon(cls, lon,lat, coors): n = len(coors) inside = False p1x,p1...
2012-09-25 02:23:06
102
pypy的一个测试
pypy-1.9 昨天已经发布，据称性能又有所提高。 于是我特地用一个东西来测试一下： 就是bson的 encode效率 pymongo的bson自带一个用c写的扩展用于speed up速度。 在我的t400, win7下测试。大约一秒钟可以encode 10万的数据。 用pypy-1.9速度能达到多少呢？ 同样的bson without c_exten...
2012-06-09 16:15:28
196
原创 JValue supports 32 bit integer with bson
Json.net supports Bson however JValue convert every integer value to int64 bit.. In bson. int32 need 4 bytes and int64 need 8 bytes...so there is a room to improve it. find JValue.cs ad...
2012-05-17 16:42:25
95
原创 a naive way to use dictcursor of psycopg2 with twisted adbapi
make a new file called fakedb.py and copy some contents from psycopg1.py from psycopg2 package class connection(_2connection): """psycopg 1.1.x connection.""" def cursor(self):...
2012-05-03 03:14:31
86
原创 build psycopg2 on windows with vs
prerequisites: 1: postgresql 2: vs steps: 1: run python setup.py build build_ext --pg-config x:/pgsql/bin/pg_config.exe 2: make sure following dlls are on the path: libpq.dll...
2012-05-02 02:16:28
96
原创 build Ice 3.4.2 on redhat 5.1 64bit
build python 2.7.3 first...the default python version is 2.4.3...out of support.. 1: steps of python 2.7.3 building: build sqlite3 first.. we omit Tkinter building here due to we don't need...
2012-04-16 20:53:01
105
空空如也
.net有没有类似netty那样的library?
2009-08-20
TA创建的收藏夹 TA关注的收藏夹
TA关注的人