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Getting the closest string match
...matches a substring of the query exactly. A simple approach is to begin by indexing the target: take all k-long substrings, put them in an array and sort them. Then take each k-long substring of the query and search the sorted index. Sort and search can be done in O(log n) time.
But storage can be ...
Generate a random number in the range 1 - 10
Since my approach for a test query which I worked on in this question did not work out, I'm trying something else now. Is there a way to tell pg's random() function to get me only numbers between 1 and 10?
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Get file name from URI string in C#
...ou, and is platform-neutral. All of the special cases get handled for you quickly and easily.
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Split column at delimiter in data frame [duplicate]
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good question. I would do the split, make it into a data frame, rename it appropriately (the rename function from the reshape package is handy for doing this on the fly) and then rbind it with the existing data frame -- extra eff...
“You have mail” message in terminal, os X [closed]
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This does not answer the question.
– minatverma
Apr 4 '19 at 13:53
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第一个Hello,OS World操作系统 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...于存储运行的中间结果，此处清零
MOV SI, MSG ;SI:(source index)源变址寄存器，常用来存储待操作的数据的首地址，此处指向数据区的字符串
_LOOP: ;循环指令开始
MOV AL, [SI] ;[]取地址中的内容，AL是AX的低8位，所以取8bit，即...
How do I stop a Git commit when VI is on the screen waiting for a commit message?
...'s a new commit and you haven't yet saved the message, you can simply use :q! (quit without saving). If you’ve already saved (or you're amending a previous commit), just delete the entire log message and save again. This can be done with ggdG + :wq in Vim.
Have the editor exit with a non-zero exit...
Why doesn't Dijkstra's algorithm work for negative weight edges?
...of the adjacent node might have already been removed from our min-priority queue, for example.
– nbro
Aug 15 '15 at 15:46
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Cluster analysis in R: determine the optimal number of clusters
...ce = "euclidean",
method = "kmeans", min.nc=2, max.nc=15,
index = "alllong", alphaBeale = 0.1)
hist(nb$Best.nc[1,], breaks = max(na.omit(nb$Best.nc[1,])))
# Looks like 3 is the most frequently determined number of clusters
# and curiously, four clusters is not in the output at all!
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How to insert a row in an HTML table body in JavaScript
...t row
var newRow = tableRef.insertRow();
// Insert a cell in the row at index 0
var newCell = newRow.insertCell(0);
// Append a text node to the cell
var newText = document.createTextNode('New row');
newCell.appendChild(newText);
A working demo is here. Also, you can check the documentation ...