大约有 44,000 项符合查询结果（耗时：0.0241秒） [XML]
Recursively counting files in a Linux directory
...-stats --dry-run -ax ~ /xxx took 4.4/3.1/2.1 seconds. That's for about 500,000 files on SSD.
– slim
Simple Pivot Table to Count Unique Values
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this answer fits my need as i have 500,000 rows that I need to apply the formula and my computer runs out of memory if I am trying to. thank you!
– cauldyclark
Mar 21 '16 at 0:00
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How can I check for an empty/undefined/null string in JavaScript?
...to Boolean, where str is a variable.
It returns false for null,undefined,0,000,"",false.
It returns true for string "0" and whitespace " ".
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Set up Heroku and GoDaddy? [closed]
... affiliated with Zerigo DNS - just a happy user. Any yeah it's free for 50,000 queries per month and for $20/month you get unlimited queries.
Hope this helps.
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Which one is the best PDF-API for PHP? [closed]
...h libraries most basic functions.
SPEED TEST
17.0366 seconds to process 2000 PDF files using fPDF ||
79.5982 seconds to process 2000 PDF files using tcPDF
FILE SIZE CHECK (in bytes)
788 fPDF ||
1,860 tcPDF
The code used was as identical as possible and renders just a clean PDF file with no text...
Alternate table row color using CSS?
...cument).ready(function()
{
$("tr:odd").css({
"background-color":"#000",
"color":"#fff"});
});
tbody td{
padding: 30px;
}
tbody tr:nth-child(odd){
background-color: #4C8BF5;
color: #fff;
}
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"...
How do I remove the first characters of a specific column in a table?
...ng functions? All you need is character 5 on...
...SUBSTRING (Code1, 5, 8000)...
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oh-my-zsh slow, but only for certain Git repo
... figured it out. My project had a rake folder with a ton of files (like 20,000). I have no idea what that folder was there for, but I deleted it, Zsh is no longer slow, and my app still seems to work.
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Edit line thickness of CSS 'underline' attribute
...on:absolute;
left:0;
bottom:0;
right:0;
margin:auto;
background:#000;
height:1px;
}
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Android Drawing Separator/Divider Line in Layout?
...th="match_parent"
android:layout_height="1dp"
android:background="#000" />
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