Skip to main content

Quickgrid

Notes on programming and computer science.

Posts

Showing posts from January, 2017

Showing that sum, $ \small 2^k - 2^{k-1} + 2^{k-2} + ..... + (-1)^k 2^0 = \frac{2^{k+1} + (-1)^k}{3} $

Get link
Facebook
X
Pinterest
Email
Other Apps

January 17, 2017

Powered by Blogger

© Quickgrid 2026

Search

Total Pageviews

Labels

tutorial29 beginner23 code19 explanation18 linux14 easy13 bash9 c++7 shell7 visualization7

made easy6 script6 shell script6 cpp5 commented code4 computer science4 example4 graph4 mathematics4 regex4 regular expression4 solution4 algorithm3 algorithm explanation3 algorithm to cpp implementation3 bootstrap3 disjoint set count3 expression evaluation3 implementation3 java3 javascript3 oop3 operating system3 path compression3 piping3 stl3 theory3 union by rank3 uva3 8086 assembly2 Linux Mint2 ace editor2 bfs2 bioinformatics2 blogging2 closed loop2 connected components2 database2 derivation2 dfs2 diode2 directed undirected2 electrical circuit2 electronics2 email matching2 email regex2 exact match2 explanation commented2 for loop2 formula derivation2 grep2 http get request2 jquery2 match from file2 mysql2 opamp2 os2 path finding2 php2 python2 recreational mathematics2 recursive directory traversal2 regex grep color2 self loop2 symbol table2 video tutorial series2 virtualbox2 10608 friends1 1181 280 vertex1 2d array traversal1 2d array using pointers1 3521 8086 asm explanation1 8086 asm macro usage1 Ascii PSSM from Fasta1 Completing Figure in the Series1 Creating Child Process1 IDT1 JavaCompiler1 Local makeblastdb from Uniref501 Mutant Flatworld Explorers1 PRNG1 Process Files in Directory1 ProcessBuilder1 PyPDF21 Pycharm Psi Blast1 Python Sub Process External Program1 Python read csv1 The Seasonal War1 Ubiquitous Religions solution1 abstract thinking1 access shared1 adjacency list1 algorithm analysis1 all pair of shortest path1 android1 animated tangent secant slope1 arduino1 argument passing1 arithmetic mean1 arithmetic mean deviation1 array bound checking with direction arrays1 ascii sum hash1 asm1 asm string load1 assembly tutorial1 audio recording problem1 bar chart1 bash for loop1 basic counting principle1 beginner example1 beginner github contribution project1 big O1 binary classification combine train test data1 bit patterns1 blogger code editor1 blogger code highlight1 blogger permalink fixer1 blogger tutorial1 blogspot code embed1 blogspot latex1 bootstrap dashboard app1 bound checking1 c++ code1 calculus1 calculus gradient descent1 character mapping to index1 charts data table1 chrome app1 circuit1 circuit diagram1 circuit drawing1 class1 clipboard js1 code simulation1 coding method1 coin arrangement transformation1 combinatorial analysis1 combine multiple csv by row1 command line argument1 common problems1 common problems solution1 compile and run from terminal1 compiler1 compiler construction1 complete project1 computer networking1 condition check1 condition checking1 connected components count1 copy to clipboard button click1 count command line arguments1 cpp implementation1 cs1 csv1 csv extract row1 current date time1 curve fitting1 custom library1 custom markdown style in blogger1 cyclic redundancy error1 data loss1 data show1 database connectivity1 database query like1 delete python row csv1 depth first search maze1 depth first traversal1 development1 diamond print1 differentiation1 directed1 directory listing1 distance calculation1 divide and conquer1 divide visual problem to visual sub problems1 drive not accessible1 easy problem1 editable code1 error minimization from curve to points1 even odd check asm1 example code1 executable check1 execute js code in java1 extending another library1 extension1 factorial calculation1 fast bit shift square1 fast successive sum generation1 fasta downloader1 fibonacci dag visualization1 fibonacci numbers1 file type check1 finite field1 firebase1 firebase hosting1 flat 2d array1 flex1 floyd warshall algorithm1 folder recusive1 forloop1 formula1 freopen1 friends solution1 full project1 full web app1 full web app project1 function argument passing1 function call1 function parameter passing1 function parameters1 functioncallargument1 functions1 fxml1 galois 2^m1 game1 github rest api1 glassfish server1 google charts api1 gradient descent1 graph algorithm1 graph connectivity solution1 grep while1 gui visualization1 hard disk1 hash table1 hashing1 hdd1 head1 hosted app1 html regex1 html51 html5 clock app1 idea1 if condition1 ifcondition1 imdb wget1 input1 input from terminal1 installing unpacked app1 instant search suggestions1 intellij1 intellij idea1 inverted1 inverting amplifier1 iterator1 jar install1 javafx1 jquery async1 jquery code1 jquery json parse1 jquery json parsea1 js1 js library creation1 jsp1 jumping labels1 konva dragging1 konva framework1 konva js framework1 konvajs1 kshapejs1 large csv split1 learning from experience1 lexical analysis1 libgdx installation1 library based on framework1 library implementation js1 library usage1 line by line read1 linear regression1 linked list insertion diagram1 linux guest1 list1 list iterator1 lookahead1 lookbehind1 loop1 loop counter1 loop directory files1 ls1 ls read1 machine learning1 machine learning combine samples by row1 manifest1 math1 mathematical drawings1 mathematical proof1 mathematics visualization1 mathjax1 mean coding1 memory deallocation1 minimization1 mnist csv row to pil image1 mnist grey scale dataset to black and white1 modulo 2 arithmetic explanation1 mount folder1 move given list of files into another directory1 mysql database tutorial1 mysql java connector1 mysqli1 non inverting amplifier1 nqueen problem visualizer1 number theory1 obsolete protein checker1 online app1 oop graph1 openjdk1 openjfx1 optimization1 owner permission removal1 packaging1 page hopping1 pair1 pandas csv1 parameters1 pass by reference1 passing script data to another script1 pasting code in website1 patterns in summation1 perl grep1 phpmyadmin1 pip3 install1 pipelining1 polynomial division example1 polynomial representation of binary tutorial1 post title latex and markdown1 postman1 preventation1 prime as sum of other unique primes1 prime numbers1 print1 print contents of files in directory1 probability1 problem1 problem visualization1 process creation linux1 process fork tracing1 project1 proof1 protein1 pseudo random number generator1 python copy error handling1 python pdf library1 queue1 read1 read and print even lines1 read command line argument1 read from file1 read in separate variables1 read line by line file1 read line by line in variable1 read text file list to copy1 read write two files at once1 reader1 recovery1 recreational math1 recreational maths1 recursivedirectorytraversal1 recursivefolder1 removeownerpermission1 replace space dash async1 replace space with dash1 representation1 request and submit data php without using form1 running jar from cmd1 runtime asymptotic analysis1 sample project1 schematics1 scrollview1 secant line equation1 sed1 sequence patterns1 serial parseInt1 serial write1 series sum proof1 server1 servo code1 servo rotation1 set index element relation1 shared folder1 shell scripting1 shortest path1 simple implementation cpp1 simple java program1 simple java script library1 simplification1 simulation1 solving series1 solving summations1 specific line range1 sssp1 static noise1 statistics1 stl set1 stl vector1 store string in array1 styling post header1 summation1 summation to loop code1 switch case1 syntax highlight1 system call1 tags regular expression1 tail1 tangent equation1 tensorboard1 tensorflow setup pip31 time interval matching1 time regex1 tips1 tokenizing1 triangle drawing1 triangle print1 triple limit index dependent summation1 uhunt api1 undirected1 uniprot sequence downloader1 unreachable nodes1 unweighted1 url extensions regex1 urllib1 user name to user stat1 using framework libraries1 uva 105831 uva 106081 uva 4591 uva 821 solution1 vector list1 video recording problem1 wamp1 wampstack1 war application1 web1 web application1 webpage query1 weighted1 wget save as1 while1 while loop1 windows host1 write multiple csv1 writer1

Show more Show less

Archive

2019 2
- September 1
- July 1

2018 4
- October 3
- September 1
2017 5
- May 4
- January 1
  - Showing that sum, $ \small 2^k - 2^{k-1} + 2^{k-2}...
2016 62
- December 4
- October 3
- September 4
- August 12
- July 7
- June 2
- May 4
- April 16
- March 10

Show more Show less

Information

This site is continuation of:

https://quickgrid.wordpress.com

Version

QuickGrid Version 0.1.ß

Pages

Home
Archives
About