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Using R to download zipped data file, extract, and import data
...n with the read.table function. This example reads a .xls file.
url <-"https://www1.toronto.ca/City_Of_Toronto/Information_Technology/Open_Data/Data_Sets/Assets/Files/fire_stns.zip"
temp <- tempfile()
temp2 <- tempfile()
download.file(url, temp)
unzip(zipfile = temp, exdir = temp2)
data ...
Add directives from directive in AngularJS
...hanks to @Izhaki's comment, here is the reference to ngRepeat source code: https://github.com/angular/angular.js/blob/master/src/ng/directive/ngRepeat.js
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Add EBS to Ubuntu EC2 Instance
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How to set limits for axes in ggplot2 R plots?
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MYSQL Dump only certain rows
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Python + Django page redirect
How do I accomplish a simple redirect (e.g. cflocation in ColdFusion, or header(location:http://) for PHP) in Django?
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Occurrences of substring in a string
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The last line was creating a problem. lastIndex would never be at -1, so there would be an infinite loop. This can be fixed by moving the last line of code into the if block.
String str = "helloslkhellodjladfjhello";
String findStr = "hello";
int lastIn...
How to create a MySQL hierarchical recursive query
...QL 8+: use the recursive with syntax.
For MySQL 5.x: use inline variables, path IDs, or self-joins.
MySQL 8+
with recursive cte (id, name, parent_id) as (
select id,
name,
parent_id
from products
where parent_id = 19
union all
select p.id,
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Using awk to remove the Byte-order mark
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The specified type member 'Date' is not supported in LINQ to Entities Exception
I got a exception while implementing the following statements.
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