geek toolkit

Binary Tree Hash table Element type Value Value Value Value Value Set:valueMap:key/value Set:valueMap:key/value Repeating an element Is Is Is Is Is Only Multiset, Multimap. Only Multiset, Multimap. Iterator type Random Access Random Access Random Access Bidirectional Forward Bidirectional Forward Expansion/contraction Nev

TopicsEnter a specific integer value and a set of integers that require two numbers to be found in this set of integers so that the sum of the two numbers equals a specific value. Outputs all two-digit positions that meet the criteria in the previous order. The specific format is as follows:InputOutput2 53 4Analysis1) Brute force solution, Complexity O (n^2), regardless of2) hash. Use hash table to store each number corresponding subscript, complexity O (n)3) First sort, then left and right clam

TopicsGiven n non-negative integers, which represent the height of the fence, calculate the amount of water the fence can hold for a given set of numbers.InputOutput6AnalysisFor each pillar, find the highest column on the left and right side, the column can accommodate the area is min (Max_left, max_right)-height. So you can scan it first, find the highest pillar, divide the array into two halves, and then handle it separately.Code#include #include using namespace STD;intMain () { vectorint>Bars

TopicsAssuming that n children stand in a row, each child is assigned an integer number. To give the children sugar according to the following requirements.1. Each child has at least one candy2, the number of children than the adjacent children to the candy to be moreAsk for at least a few candies to be issuedInput0 1 3 1 4Output9AnalysisCan cycle two times, the first time from the next, the next two children, the front number is larger than the number of sugar, the second pass from the back, th

-OvDSGRYAAw0OvxjSI0681.png "style=" width : 500px;height:200px; "title=" 21.png "width=" "height=" "border=" 0 "hspace=" 0 "vspace=" 0 "alt=" Wkiom1bm-ovdsgryaaw0ovxjsi0681.png "/>23.650) this.width=650; "src=" Http://s4.51cto.com/wyfs02/M02/7D/5E/wKioL1bm-X_xUfGUABADTsjGOt8948.png "style=" width : 500px;height:321px; "title=" 22.png "width=" "height=" 321 "border=" 0 "hspace=" 0 "vspace=" 0 "alt=" wkiol1bm-x_ Xufguabadtsjgot8948.png "/>This article is from the "Liangxiao Technology Center" blog

name,' Password 'Password' Verify ': Verify,}post_data = urllib.urlencode (data) request = Urllib2. Request (Passport_url,post_data)# Give a useragent to prevent it from being considered a reptile programRequest.add_header (' User-agent ',' mozilla/5.0 (X11; Linux x86_64) applewebkit/537.36 (khtml, like Gecko) chrome/44.0.2403.125 safari/537.36 ')# Send Login RequestRequest = Urllib2.urlopen (Request) Request.close ()Print ' Landing done ' Copyright NOTICE: This article for Bo Master original a

people mini fan, the wind is very big oh! How can the summer be less it!3, Bottle Magic Cup, and then big also have a concentric, ah ha ~ can lie down to drink, sit drink, lying on the drink, how to drink will not leak, do not feel shy, personality publicity and practical is the kingly way.4, multi-functional three-storey bathroom shelves toilet kitchen floor-standing storage shelves toilet storage rack, make up for space shortage also environmental protection, feel life really is Mei Da5, lazy

- -, Height- -)]; inSelf.bookView.textString =text; - to //Set paragraph styles +Self.bookView.paragraphAttributes =[Paragraphattributes Qingkebengyue]; - the //Set Rich Text *Self.bookView.attributes = @[[configattributedstring Foregroundcolor:[[uicolor Blackcolor] Colorwithalphacomponen T:0.75f] $Range:nsmakerange (0,9)],Panax Notoginseng[Configattributedstring font:[uifont Fontwithname:qingkebengyue Size: A. f] -Range:nsmakerange (0,9)]]; the + //Loading Pictures AE

(List2.before_begin (), About); List2.push_front (Ten); List2.insert_after (List2.before_begin (), {Ten, One, A, -} ); Printlists ("6 new elems:", List1, List2);//Insert List2 all elements in List1 headList1.insert_after (List1.before_begin (), List2.begin (), List2.end ()); Printlists ("List2 into List1:", List1, List2);//Delete the second element of List2, delete all elements after the element with value 99 in List2List2.erase_after (List2.begin ()); List2.erase_after (Find (List2.begin (), L

, the reality can not be more brutal. Real programmer encouragement Teacher----------------over face not at work. Practicing programmer encouragement Teacher--beauty and figure coexist, after work with you, with you sweat dripping play sports! From dance, yoga, kendo, Kyudo, Fight Hall, a variety of health club's ultra-high beauty coach and mystery member sisters, around you, training to help you free about sister to play in the club. The most important thing is, do not worry about runni

source, the ability to integrate all the app functions required for your site to chat, and two additional versions to pay.2. Unirest:http libraries supports multiple languagesUnirest Library not only supports PHP, but also supports many other languages such as. NET, JAVA, Python, etc., using the Unirest HTTP library can improve web development.3. Whoops:library for PHP Error ReportingGeeks are suffering when they find errors during debugging, and whoops is born to solve this problem, and this P

When we see the sensitive geek words, we read this question first, and then calculate various la s on the paper... Question: Construct an anti-Magic Square (which seems to be the opposite of the Magic Square ). It is actually a simple search rule, My constructor: When the value is greater than or equal to the 5th order, place 1 to n * n in the left-to-right and top-to-bottom order. This section discusses the order parity of the magic square. Odd Numbe

. document.write(typeof document);document.write(typeof Math); Typeof document: the data type of the document is returned, and the output result is object object So we need to figure out what an object is. Object definition is (reprinted and retained: be a geek 4: ubiquitous javascript 3) A set of unordered attributes, which can contain basic values, objects, or functions. Create an object and observe that this is what we will do next store={

[OneAPM] Geek programming challenge #023: Use the HTML5 canvas to generate a gradient free drop ball effect,Current challenges Given the following HTML: Read the following HTML5 canvas Tutorials: Particle Motion effects implemented by HTML5 canvas HTML5 Canvas Basics Use the HTML5 canvas to generate a gradient ball with the Free drop effect. The effect is as follows (click to view GIF animation) The gradient starts from # dd4814 and ends

Python geek college crawlers V1 and python crawlers v1 Import requests from lxml import etree import re import sys, OS, glob, time import scrapy Reload (sys) sys. setdefaultencoding ("UTF-8 ") #baesurl = "http://www.jikexueyuan.com/search/s/q_" #base_path = "f:/jike/"# Heanders cookies must be captured by yourself; otherwise, only free courses can be crawled. Headers = {"Host": "www.jikexueyuan.com", "User-Agent": "Mozilla/5.0 (Windows NT 6.1; WOW64;

();YYY.close();}catch (Exception e){...}Suggested changes to:try{ XXX.close(); }catch (Exception e) { ... }try{ YYY.close(); }catch (Exception e) { ... }Although there is some trouble, it can avoid resource leakage. We think, if there is no modified code, in case Xxx.close () throws an exception, then into the Cath block, Yyy.close () will not execute, YYY this resource will not be recycled, has been occupied, such a lot of code, is likely to cause the disclosure of resource handle. And instead

][0-9]|[01]?[0-9][0-9]?)$/;//输出 trueconsole.log(ipP.test("115.28.47.26")); Hex Color Regular //RGB Hex颜色正则varcPattern = /^#?([a-fA-F0-9]{6}|[a-fA-F0-9]{3})$/;//输出 trueconsole.log(cPattern.test("#b8b8b8")); Date Regular //日期正则，简单判定,未做月份及日期的判定var dP1 = /^\d{4}(\-)\d{1,2}\1\d{1,2}$/;//输出 trueconsole.log(dP1.test("2017-05-11"));//输出 trueconsole.log(dP1.test("2017-15-11"));//日期正则，复杂判定var dP2 = /^(?:(?!0000)[0-9]{4}-(?:(?:0[1-9]|1[0-2])-(?:0[1-9]|1[0-

forMore digits Precision-u/--unit:set The output Time unit (USEC, msec,orsec)-h/--help:PrintThis usage message andExit--: Separate options fromStatement, use if statement starts with-statement:statement to be timed (default'Pass') A Multi-Line statement is given by specifying each line as aseparate argument; indented lines is possible by enclosing an ArgumentinchQuotes andUsing leading spaces. Multiple-s Options aretreated similarly. If-N is notGiven, a suitable number of loops iscalculated by

April Fool's Day is coming, if you want to have a geek joke with friends or colleagues who want to surf the internet, try these CSS. Disclaimer: All the consequences of the spoof, please the person responsible for the hoax. This site does not assume any responsibility.Note: This paper takes chrome as an example1. Page Upside down The code is as follows: Body { -webkit-transform:rotate (180DEG); } 2. Web page rotationThe code is as follows: B

Hardware Geek favorites: WiFi-enabled Arduino board2013-05-20 11:38 original Zong ren li 0 Reviews Many hardware players have recently used the Arduino Development Board to do robots, wearable devices, but they are suffering from the Arduino Development Board generally does not support WiFi, can not wirelessly connect your Arduino to the Internet. Now an Arduino Y UN company announces its first built-in WiFi-enabled Arduino Development Board, which is