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MySQL: Large VARCHAR vs. TEXT?
...links
MEDIUMTEXT
Case: large json bodies, short to medium length books, csv strings
LONGTEXT
Case: textbooks, programs, years of logs files, harry potter and the goblet of fire, scientific research logging
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How do I design a class in Python?
...e data: my_measurements.save('filename.pickle')
Consider using pandas.read_csv() instead of manually reading the text files.
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2015年硅谷最火的高科技创业公司都有哪些 - 资讯 - 清泛网 - 专注C/C++及内核技术
...一下Hadoop的工作原理？
我们先说HDFS，所谓Hadoop的分布式文件系统，它是能真正做到高强度容错。并且根据locality原理，对连续存储做了优化。简单说就是分配大的数据块，每次连续读整数个。如果让你自己来设计分布式文件系...
Why would I use a templating engine? jsp include and jstl vs tiles, freemarker, velocity, sitemesh
...ontent type of the same model, let say JSON payload, webpage, e-mail body, CSV and so on.
Non Java programmer may have difficulties to work with JSP templates, when non technical people never had difficulties to modify regular templates.
I was asking same question long time ago and ended by writin...
Factors in R: more than an annoyance?
...theory is that 90% of why they're a pain is because in read.table and read.csv, the argument stringsAsFactors = TRUE by default (and most users miss this subtlety). I say they are useful because model fitting packages like lme4 use factors and ordered factors to differentially fit models and determi...
Can the :not() pseudo-class have multiple arguments?
... @BoltClock Delayed, but, hence the desire for the :not([attr],[attr]) CSV format as well :-P
– TylerH
Feb 20 '17 at 15:12
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How to do a PUT request with curl?
...a file with a POST request:
curl -X POST "YOUR_URI" -F 'file=@/file-path.csv'
Alternative solution:
You can use the POSTMAN app from Chrome Store to get the equivalent cURL request. This is especially useful when writing more complicated requests.
For the request with other formats or for diff...
Progress indicator during pandas operations
...as being lazy about data import (pandas is just too good at handling messy csv!!) and a few of my entries (~1%) had completely whacked out insertions (think whole records inserted into single fields). Eliminating these cause a massive speed up in the feature rollup since there was no ambiguity abou...
JavaScript/jQuery to download file via POST with JSON data
...ge if the return mime type is something that a browser would open, but for csv and such it's perfect
Example requires underscore and jquery
var postData = {
filename:filename,
filecontent:filecontent
};
var fakeFormHtmlFragment = "<form style='display: none;' method='POST' action='"+SAV...
What is the meaning of erb?
...der a html page. But you can easily make it respond with .xml or .json or .csv if you write a web api for it
Erb is a library class that generates text. Nothing more. It expects a file that contains static text and ruby code mixed. It will run the ruby code and write the result to another file whic...