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Obtaining the point at a certain percentage along a line segment

℡╲_俬逩灬. 提交于 2020-02-25 07:35:54
问题 I have a method that returns the mid point of a line segment as defined by two points; public static PointF GetMidPoint(PointF p1, PointF p2) { return new PointF((p1.X + p2.X) / 2, (p1.Y + p2.Y) / 2); } Which works exactly as expected. However, I now need to find an arbitrary percentage along the segment (say, 35%), which in principle should(?) be as easy as; public static PointF GetArbitaryPoint(PointF p1, PointF p2, double percentage) { return new PointF((p1.X + p2.X) / percentage, (p1.Y +

PTA (Advanced Level) 1016 Phone Bills

主宰稳场 提交于 2020-02-24 16:03:24
Phone Bills   A long-distance telephone company charges its customers by the following rules:   Making a long-distance call costs a certain amount per minute, depending on the time of day when the call is made. When a customer starts connecting a long-distance call, the time will be recorded, and so will be the time when the customer hangs up the phone. Every calendar month, a bill is sent to the customer for each minute called (at a rate determined by the time of day). Your job is to prepare the bills for each month, given a set of phone call records. Input Specification:   Each input file

Windbg学习笔记:源码模式调试

…衆ロ難τιáo~ 提交于 2020-02-24 08:54:52
源语言要求:C, C++, or assembly. #1 编译要求 符号文件( .pdb files) ---- visual studio 2012默认生成 源代码 打开编译器开关 /Od /Oi #2 定位符号文件和源代码文件 #3 单步源码调试的范例 .lines enable source line information bp main set initial breakpoint l+t stepping will be done by source line l+s source lines will be displayed at prompt g run program until "main" is entered pr execute one source line, and toggle register display off p execute one source line #4 设置特定行源码断点 ? ` [[ module ! ] filename ][ : linenumber ] ` 此命令显示模块源码文件某行的地址, 注意:里面的符号不是靠近回车键的逗号,而是ESC键下面的键。图中的第二行是逗号,第一行是正确写法。 下图是成功设置断点后的截图。 来源: https://www.cnblogs.com/servo/archive/2012

1002 A+B for Polynomials

若如初见. 提交于 2020-02-22 19:57:07
今天在用python做这道题时,第二个测试点一直过不去,改了很多遍,放上代码: 1 first_line = input() 2 second_line = input() 3 first_line_list = first_line.split( ) 4 second_line_list = second_line.split( ) 5 dict1 = {} 6 dict2 = {} 7 for i in range(int(first_line_list[0])): 8 dict1[first_line_list[i*2 + 1]] = eval(first_line_list[i*2+2]) 9 for i in range(int(second_line_list[0])): 10 dict2[second_line_list[i*2 + 1]] = eval(second_line_list[i*2+2]) 11 for key in dict2: 12 dict1[key] = dict1.get(key,0) + dict2[key] 13 if dict1[key] == 0: 14 dict1.pop(key) 15 16 print(len(dict1), end="") 17 dict1=sorted(dict1.items(),key=lambda x:x

pycharm安装pygame失败

让人想犯罪 __ 提交于 2020-02-21 23:37:23
Collecting pygame Using cached https://files.pythonhosted.org/packages/0f/9c/78626be04e193c0624842090fe5555b3805c050dfaa81c8094d6441db2be/pygame-1.9.6.tar.gz Complete output from command python setup.py egg_info: WARNING, No "Setup" File Exists, Running "buildconfig/config.py" Using WINDOWS configuration... Download prebuilts to "prebuilt_downloads" and copy to "./prebuilt-x64"? [Y/n]Traceback (most recent call last): File "<string>", line 1, in <module> File "C:\Users\shuai\AppData\Local\Temp\pycharm-packaging\pygame\setup.py", line 194, in <module> buildconfig.config.main(AUTO_CONFIG) File

Removing the first line of CSV file [duplicate]

≯℡__Kan透↙ 提交于 2020-02-19 06:52:52
问题 This question already has answers here : How to ignore the first line of data when processing CSV data? (14 answers) Closed 2 years ago . How would I remove the first line of a CSV file in python, the first few lines of my CSV file are: Domain Name, ItemID, Auction Type, Time Left, Price, Bids, Domain Age, Traffic,ValuationPrice TICKETFINE.COM,134774365,Bid,05/09/2014 08:00 AM (PDT),$100,0,0,0,$0 CREATINGMY.COM,134774390,Bid,05/09/2014 08:00 AM (PDT),$500,0,0,0,$0 WPTHEMEHELP.COM,134774444

Removing the first line of CSV file [duplicate]

早过忘川 提交于 2020-02-19 06:50:06
问题 This question already has answers here : How to ignore the first line of data when processing CSV data? (14 answers) Closed 2 years ago . How would I remove the first line of a CSV file in python, the first few lines of my CSV file are: Domain Name, ItemID, Auction Type, Time Left, Price, Bids, Domain Age, Traffic,ValuationPrice TICKETFINE.COM,134774365,Bid,05/09/2014 08:00 AM (PDT),$100,0,0,0,$0 CREATINGMY.COM,134774390,Bid,05/09/2014 08:00 AM (PDT),$500,0,0,0,$0 WPTHEMEHELP.COM,134774444

Awk基本入门[6] Additional Awk Commands 5

做~自己de王妃 提交于 2020-02-14 19:00:58
1、System Function You can use the system built-in function to execute system commands. Please note that there is a difference between two way communication and system command. In "|&", you can pass the output of any awk command as input to an external command, and you can receive the output from the external command in your awk program (basically it is two way communication). Using the system command, you can pass any string as a parameter, which will get executed exactly as given in the OS command line, and the output will be returned (which is not same as the two way communication). The

NX二次开发-UFUN创建管道UF_MODL_create_tube

被刻印的时光 ゝ 提交于 2020-02-13 01:00:52
1 NX11+VS2013 2 3 #include <uf.h> 4 #include <uf_curve.h> 5 #include <uf_modl.h> 6 #include <uf_obj.h> 7 8 9 UF_initialize(); 10 11 //UFUN创建直线 12 UF_CURVE_line_t Line_coords; 13 Line_coords.start_point[0] = 0.0; 14 Line_coords.start_point[1] = 0.0; 15 Line_coords.start_point[2] = 0.0; 16 Line_coords.end_point[0] = 100.0; 17 Line_coords.end_point[1] = 100.0; 18 Line_coords.end_point[2] = 100.0; 19 tag_t Line = NULL_TAG; 20 UF_CURVE_create_line(&Line_coords, &Line); 21 22 //创建链表 23 uf_list_p_t List; 24 UF_MODL_create_list(&List); 25 26 //将直线tag添加到链表 27 UF_MODL_put_list_item(List, Line); 28 29 /

20180927_Python练习题-四:输出99乘法表

北慕城南 提交于 2020-02-12 14:31:17
# 题目四:输出99乘法表 # 1 * 1 = 1 # 2 * 1 = 2 2 * 2 = 4 # 3 * 1 = 3 3 * 2 = 6 3 * 3 = 9 # 4 * 1 = 4 4 * 2 = 8 4 * 3 = 12 4 * 4 = 16 # 5 * 1 = 5 5 * 2 = 10 5 * 3 = 15 5 * 4 = 20 5 * 5 = 25 # 6 * 1 = 6 6 * 2 = 12 6 * 3 = 18 6 * 4 = 24 6 * 5 = 30 6 * 6 = 36 # 7 * 1 = 7 7 * 2 = 14 7 * 3 = 21 7 * 4 = 28 7 * 5 = 35 7 * 6 = 42 7 * 7 = 49 # 8 * 1 = 8 8 * 2 = 16 8 * 3 = 24 8 * 4 = 32 8 * 5 = 40 8 * 6 = 48 8 * 7 = 56 8 * 8 = 64 # 9 * 1 = 9 9 * 2 = 18 9 * 3 = 27 9 * 4 = 36 9 * 5 = 45 9 * 6 = 54 9 * 7 = 63 9 * 8 = 72 9 * 9 = 81 # 方法一: for line in range ( 1 , 10 ) : for i in range ( 1 , line + 1 ) : # multiply =