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Replacing a 32-bit loop counter with 64-bit introduces crazy performance deviations with _mm_popcnt_
...ree(charbuffer);
}
An equally interesting benchmark can be found here: http://pastebin.com/kbzgL8si
This benchmark varies the number of popcnts that are in the (false) dependency chain.
False Chain 0: 41959360000 0.57748 sec 18.1578 GB/s
False Chain 1: 41959360000 0.585398 sec 17.9122...
Delete all documents from index/type without deleting type
...are looking for, something like this (using your example):
curl -XDELETE 'http://localhost:9200/twitter/tweet/_query' -d '{
"query" : {
"match_all" : {}
}
}'
Or you could just delete the type:
curl -XDELETE http://localhost:9200/twitter/tweet
...
Get generated id after insert
...ast_insert_rowid function to return an id.
According to the documentation: https://www.sqlite.org/c3ref/last_insert_rowid.html
The row id is the hidden column or a column of type INTEGER PRIMARY KEY if it's declared.
Each entry in most SQLite tables (except for WITHOUT ROWID tables) has a unique...
How to grey out a button?
...r the disabled button (drawable/btn_disable.xml)
<shape xmlns:android="http://schemas.android.com/apk/res/android">
<solid android:color="@color/grey" />
<corners android:radius="6dp" />
</shape>
And create a selector for the button (drawable/btn_selector.xml)
&l...
How to print a stack trace in Node.js?
...ength stack traces out of Node (albeit with a minor performance penalty): http://www.mattinsler.com/post/26396305882/announcing-longjohn-long-stack-traces-for-node-js
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C++ map access discards qualifiers (const)
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
Saving images in Python at a very high quality
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
Can someone explain how to implement the jQuery File Upload plugin?
...wer with actual code. All credits to original author of the code.
Source:
http://tutorialzine.com/2013/05/mini-ajax-file-upload-form/
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Design patterns or best practices for shell scripts [closed]
...
There was a great session at OSCON this year (2008) on just this topic: http://assets.en.oreilly.com/1/event/12/Shell%20Scripting%20Craftsmanship%20Presentation%201.pdf
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When using a Settings.settings file in .NET, where is the config actually stored?
...e out about the hash in the folder name, I came across (via this answer):
http://blogs.msdn.com/b/rprabhu/archive/2005/06/29/433979.aspx
(edit: Wayback Machine link: https://web.archive.org/web/20160307233557/http://blogs.msdn.com:80/b/rprabhu/archive/2005/06/29/433979.aspx)
The exact path of ...