大约有 40,000 项符合查询结果（耗时：0.0537秒） [XML]
海量数据相似度计算之simhash和海明距离 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...就拿最简单的两个数据使用Apache提供的 Levenshtein for 循环100w次计算这两个数据的相似度。代码结果如下：
String s1 = "你妈妈喊你回家吃饭哦，回家罗回家罗" ;
String s2 = "你妈妈叫你回家吃饭啦，回家罗回家罗" ;
long t1 = System.c...
What is an unsigned char?
... the unqualified char:
it is the type of character literals like 'a' or '0'.
it is the type that makes up C strings like "abcde"
It also works out as a number value, but it is unspecified whether that value is treated as signed or unsigned. Beware character comparisons through inequalities - alt...
is there a require for json in node.js
...
As of node v0.5.x yes you can require your JSON just as you would require a js file.
var someObject = require('./somefile.json')
In ES6:
import someObject from ('./somefile.json')
...
Check if application is installed - Android
...
300
Try this:
private boolean isPackageInstalled(String packageName, PackageManager packageManager...
MySQL ON vs USING?
...lid to just say film_id since that would make for an ambiguity:
ERROR 1052 (23000): Column 'film_id' in field list is ambiguous
As for select *, the joining column appears in the result set twice with ON while it appears only once with USING:
mysql> create table t(i int);insert t select 1...
Numpy: find first index of value fast
...
There is a feature request for this scheduled for Numpy 2.0.0: https://github.com/numpy/numpy/issues/2269
share
|
improve this answer
|
follow
...
Cordova 3.5.0 Install Error- Please Install Android Target 19
...
answered Jul 24 '14 at 12:50
DebDeb
2,40122 gold badges1414 silver badges2727 bronze badges
...
How do I make the first letter of a string uppercase in JavaScript?
...
+50
The basic solution is:
function capitalizeFirstLetter(string) {
return string.charAt(0).toUpperCase() + string.slice(1);
}
...
In Go's http package, how do I get the query string on a POST request?
...
answered Mar 14 '13 at 12:03
mnamna
17.7k55 gold badges3838 silver badges4545 bronze badges
...
浅谈Heatmap：网页热点图生成原理 - 更多技术 - 清泛网 - 专注C/C++及内核技术
... -f
BEGIN {
FS="&";
}
NF == 4 {
param["page_x"] = "0";
param["page_y"] = "0";
param["screen_width"] = "0";
param["screen_height"] = "0";
split($0, query, "&");
for (key in query) {
split(query[key], item, "=");
if (item[1...