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How do I make a list of data frames?
How do I make a list of data frames and how do I access each of those data frames from the list?
8 Answers
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How do you use bcrypt for hashing passwords in PHP?
Every now and then I hear the advice "Use bcrypt for storing passwords in PHP, bcrypt rules".
11 Answers
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C++ Erase vector element by value rather than by position? [duplicate]
and lets say the values in the vector are this (in this order):
4 Answers
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What is the simplest and most robust way to get the user's current location on Android?
The LocationManager API on Android seems like it's a bit of a pain to use for an application that only needs an occasional and rough approximation of the user's location.
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How to parse a CSV file in Bash?
I'm working on a long Bash script. I want to read cells from a CSV file into Bash variables. I can parse lines and the first column, but not any other column. Here's my code so far:
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Cordova 3.5.0 Install Error- Please Install Android Target 19
I try to get this working and it's driving me nuts:
6 Answers
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How to parse/format dates with LocalDateTime? (Java 8)
Java 8 added a new java.time API for working with dates and times ( JSR 310 ).
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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
...技术被称作Heatmap，已经有网站提供此类服务，如：clickdensity，clicktale，crazyegg等等，甚至还有类似clickheat项目提供源代码供你直接使用。
不过最灵活的方案莫过于自己搞定，下面大概说说Heatmap的实现：
捕捉点击
当然，这需...
Are HLists nothing more than a convoluted way of writing tuples?
I am really interested in finding out where the differences are, and more generally, to identify canonical use cases where HLists cannot be used (or rather, don't yield any benefits over regular lists).
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Why are floating point numbers inaccurate?
Why do some numbers lose accuracy when stored as floating point numbers?
6 Answers
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