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what is the difference between 'transform' and 'fit_transform' in sklearn
In the sklearn-python toolbox, there are two functions transform and fit_transform about sklearn.decomposition.RandomizedPCA . The description of two functions are as follows
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Unresolved Import Issues with PyDev and Eclipse
... "External Libraries". You can add source folders (any folder that has an __init__.py) to the path using that pane. Your project code will then be able to import modules from those source folders.
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Does a view exist in ASP.NET MVC?
...nswered May 8 '13 at 23:35
Simon_WeaverSimon_Weaver
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Nginx缓存解决方案：SRCache - 更多技术 - 清泛网 - 专注C/C++及内核技术
...。
闲言碎语不多讲，表一表Nginx配置文件长啥样：
lua_shared_dict phoenix_status 100m;
lua_package_path '/path/to/phoenix/include/?.lua;/path/to/phoenix/vendor/?.lua;;';
init_by_lua_file /path/to/phoenix/config.lua;
server {
listen 80;
server_name foo.com;
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How to filter None's out of List[Option]?
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someList.filter(_.isDefined) if you want to keep the result type as List[Option[A]]
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Javascript - Open a given URL in a new tab by clicking a button
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In javascript you can do:
window.open(url, "_blank");
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What's the recommended way to connect to MySQL from Go?
... on go-wiki.
Import when using MyMySQL :
import (
"database/sql"
_ "github.com/ziutek/mymysql/godrv"
)
Import when using Go-MySQL-Driver :
import (
"database/sql"
_ "github.com/go-sql-driver/mysql"
)
Connecting and closing using MyMySQL :
con, err := sql.Open("mymysql", datab...
Open a new tab in gnome-terminal using command line [closed]
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#!/bin/sh
WID=$(xprop -root | grep "_NET_ACTIVE_WINDOW(WINDOW)"| awk '{print $5}')
xdotool windowfocus $WID
xdotool key ctrl+shift+t
wmctrl -i -a $WID
This will auto determine the corresponding terminal and opens the tab accordingly.
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Is it smart to replace boost::thread and boost::mutex with c++11 equivalents?
...not
C++11 supports std::async, but Boost does not
Boost has a boost::shared_mutex for multiple-reader/single-writer locking. The analogous std::shared_timed_mutex is available only since C++14 (N3891), while std::shared_mutex is available only since C++17 (N4508).
C++11 timeouts are different to Boo...
Executing elements inserted with .innerHTML
...t doesn't work in IE 7. With help from SO, here's a script that does:
exec_body_scripts: function(body_el) {
// Finds and executes scripts in a newly added element's body.
// Needed since innerHTML does not run scripts.
//
// Argument body_el is an element in the dom.
function nodeName(e...