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ActiveRecord OR query
... using Arel more.
– pho3nixf1re
Sep 5 '10 at 17:34
56
I can't beleave how much more elegant Seque...
Use Font Awesome Icons in CSS
...on {
position:relative;
}
.mytextwithicon:before {
content: "\25AE"; /* this is your text. You can also use UTF-8 character codes as I do here */
font-family: FontAwesome;
left:-5px;
position:absolute;
top:0;
}
EDIT:
Font Awesome v5 uses other font names than older v...
Does PNG contain EXIF data like JPG?
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Edit: Version 1.5.0 (July 2017) of the Extensions to the PNG 1.2 Specification has finally added an EXIF chunk. It remains to be seen if encoders-decoders begin to support it.
Original: PNG does not embed EXIF info. It allows, however, to e...
Lua string to int
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edited Dec 16 '16 at 15:12
answered Jun 9 '12 at 15:14
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ERROR ITMS-9000: “Redundant Binary Upload. There already exists a binary upload with build version '
I am trying to upload my build on iTunes Connect via Xcode 5.1.1 but it is continuously showing that it is loading and app is not getting uploaded. So I have tried uploading with Application Loader but its showing the below error:
...
How to compare Lists in Unit Testing
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answered Jun 15 '12 at 17:43
Jon SkeetJon Skeet
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display:inline vs display:block [duplicate]
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edited Jun 23 '10 at 5:19
answered Jun 23 '10 at 5:08
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How to disable a link using only CSS?
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edited Apr 15 '18 at 14:36
community wiki
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List of installed gems?
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55
The Gem command is included with Ruby 1.9+ now, and is a standard addition to Ruby pre-1.9.
re...
Combine two or more columns in a dataframe into a new column with a new name
...,df$s)
df
# n s b x
# 1 2 aa TRUE 2 aa
# 2 3 bb FALSE 3 bb
# 3 5 cc TRUE 5 cc
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