# -*- coding=utf-8 -*-
import os
import sys
import shutil
from xml.dom.minidom import Document
from xml.etree.ElementTree import ElementTree,Element
import xml.dom.minidom
JPG=[70,50,30]
SCALES=[1.5**0.5,1.5,1.5**1.5,1.5**2,1.5**2.5]
#产生变换后的xml文件
def gen_xml(xml_input,trans,outfile):
for trans in trans.split('*'):
if trans=="plain" or trans.startswith("jpg") or trans.startswith('color'):#如果是这几种变换，直接修改xml文件名就好
dom = xml.dom.minidom.parse(xml_input)
root = dom.documentElement
filenamelist = root.getElementsByTagName('filename')
filename = filenamelist[0]
c = str(filename.firstChild.data)
d = ".".join(outfile.split("\\")[-1].split(".")[:-1]) + '.jpg'
filename.firstChild.data = d
f = open(outfile, 'w')
dom.writexml(f, encoding='utf-8')
elif trans.startswith("scale"):#对于尺度变换，xml文件信息也需要改变
scale = SCALES[int(trans.replace("scale", ""))]
dom=xml.dom.minidom.parse(xml_input)
root=dom.documentElement
filenamelist=root.getElementsByTagName('filename')
filename=filenamelist[0]
c=str(filename.firstChild.data)
d=".".join(outfile.split("\\")[-1].split(".")[:-1])+'.jpg'
filename.firstChild.data=d
heightlist = root.getElementsByTagName('height')
height = heightlist[0]
a = int(height.firstChild.data)
b = str(int(a / scale))
height.firstChild.data = b
widthlist=root.getElementsByTagName('width')
width=widthlist[0]
a = int(width.firstChild.data)
b = str(int(a / scale))
width.firstChild.data=b
objectlist=root.getElementsByTagName('xmin')
for object in objectlist:
a=int(object.firstChild.data)
b=str(int(a/scale))
object.firstChild.data=b
objectlist = root.getElementsByTagName('ymin')
for object in objectlist:
a = int(object.firstChild.data)
b = str(int(a / scale))
object.firstChild.data = b
objectlist = root.getElementsByTagName('xmax')
for object in objectlist:
a = int(object.firstChild.data)
b = str(int(a / scale))
object.firstChild.data = b
objectlist = root.getElementsByTagName('ymax')
for object in objectlist:
a = int(object.firstChild.data)
b = str(int(a / scale))
object.firstChild.data = b
f=open(outfile,'w')
dom.writexml(f,encoding='utf-8')
else:
assert False, "Unrecognized transformation: "+trans
#产生各种变换名
def get_all_trans():
transformations=(["plain"]
+ ["jpg%d" % i for i in JPG]
+ ["scale0", "scale1", "scale2", "scale3", "scale4"]
+ ["color%d" % i for i in range(3)])
return transformations
if __name__=="__main__":
inputpath = sys.argv[1]
name = [name for name in os.listdir(inputpath) if os.path.isfile(os.path.join(inputpath,name))]
outpath = sys.argv[2]
if len(sys.argv)>= 4:
trans = sys.argv[3]
if not trans.startswith("["):
trans = [trans]
else:
trans = eval(trans)
else:
trans = get_all_trans()
print "Generating transformations and storing in %s"%(outpath)
for k in name:
for t in trans:
xml_input=inputpath+'\\'+k
gen_xml(xml_input,t,outpath+'\\%s_%s.xml'%(".".join(xml_input.split("\\")[-1].split(".")[:-1]),t))
例如，你想myuser使用mypassword从任何主机连接到mysql服务器的话。
GRANT ALL PRIVILEGES ON *.* TO 'myuser'@'%'IDENTIFIED BY 'mypassword' WI
TH GRANT OPTION;
如果你想允许用户myuser从ip为192.168.1.6的主机连接到mysql服务器，并使用mypassword作
在 Service Pack 4 (SP 4), 是运行 Microsoft Windows Server 2003、 Microsoft Windows Storage Server 2003 或 Microsoft Windows 2000 服务器上您尝试安装 Microsoft SQL Server 2000 通过卷许可协议 (VLA) 媒体。 这样做, 收到以下错误信息CD KEY的 SQ
OS 7 has a new method that allows you to draw a view hierarchy into the current graphics context. This can be used to get an UIImage very fast.
I implemented a category method on UIView to get the vi
方法一:
在my.ini的[mysqld]字段加入：
skip-grant-tables
重启mysql服务，这时的mysql不需要密码即可登录数据库
然后进入mysql
mysql>use mysql;
mysql>更新 user set password=password('新密码') WHERE User='root';
mysq
背景
2014年11月12日，ASP.NET之父、微软云计算与企业级产品工程部执行副总裁Scott Guthrie，在Connect全球开发者在线会议上宣布，微软将开源全部.NET核心运行时，并将.NET 扩展为可在 Linux 和 Mac OS 平台上运行。.NET核心运行时将基于MIT开源许可协议发布，其中将包括执行.NET代码所需的一切项目——CLR、JIT编译器、垃圾收集器（GC）和核心
