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Understanding dict.copy() - shallow or deep?
While reading up the documentation for dict.copy() , it says that it makes a shallow copy of the dictionary. Same goes for the book I am following (Beazley's Python Reference), which says:
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Complete Working Sample of the Gmail Three-Fragment Animation Scenario?
TL;DR: I am looking for a complete working sample of what I'll refer to as "the Gmail three-fragment animation" scenario. Specifically, we want to start with two fragments, like this:
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schema builder laravel migrations unique on two columns
How can I set a unique constraints on two columns?
3 Answers
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Get city name using geolocation
I managed to get the user's latitude and longitude using HTML-based geolocation.
11 Answers
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How to change color of Android ListView separator line?
I want to change color of ListView separator line. Any help would be appreciated.
9 Answers
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pass string parameter in an onclick function
I would like to pass a parameter (i.e. a string) to an Onclick function. For the moment, I do this:
24 Answers
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Rails: Adding an index after adding column
Suppose I created a table table in a Rails app. Some time later, I add a column running:
5 Answers
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INNER JOIN vs LEFT JOIN performance in SQL Server
I've created SQL command that uses INNER JOIN on 9 tables, anyway this command takes a very long time (more than five minutes). So my folk suggested me to change INNER JOIN to LEFT JOIN because the performance of LEFT JOIN is better, despite what I know. After I changed it, the speed of query got si...
Reshaping data.frame from wide to long format
...e to get used to, just as melt/cast. Here is a solution with reshape, assuming your data frame is called d:
reshape(d,
direction = "long",
varying = list(names(d)[3:7]),
v.names = "Value",
idvar = c("Code", "Country"),
timevar = "Year",
times = 1950:...
jQuery ID starts with
I am trying to get all elements with an id starting with some value. Below is my jQuery code. I am trying to use a JavaScript variable when searching for items. But it does not work. What am I missing below? So the id 'value' am searching is the value of the clicked element
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