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Difference between volatile and synchronized in Java
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The first has to do with controlling when code executes (including the order in which instructions are executed) and whether it can execute concurrently, and the second to do with when the effects in memory of what has been done are visible to other threads. Because each CPU has several levels ...
Add legend to ggplot2 line plot
...me figure as before). With named values, the breaks can be used to set the order in the legend and any order can be used in the values.
ggplot(data = datos, aes(x = fecha)) +
geom_line(aes(y = TempMax, colour = "TempMax")) +
geom_line(aes(y = TempMedia, colour = "TempMedia")) +
geom_line(aes(...
Error - trustAnchors parameter must be non-empty
...x45\xfb\x43\xdf\xa4\xd9\x92\xdd\x41\xce\xb6\xb2\x1c\x63\x30\xd7\x92' > /etc/ssl/certs/java/cacerts
# 2. Re-add all the CA certs into the previously empty file.
/var/lib/dpkg/info/ca-certificates-java.postinst configure
Status (2018-08-07), the bug has been fixed in Ubuntu Bionic LTS 18.04.1 ...
What is the appropriate HTTP status code response for a general unsuccessful request (not an error)?
...ful API that will process a number of user interactions, including placing orders using stored credit cards.
7 Answers
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Any way to limit border length?
Is there any way to limit the length of a border. I have a <div> that has a bottom border, but I want to add a border on the left of the <div> that only stretches half of the way up.
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Java Regex Capturing Groups
...d since it's any character, it'll match as many characters as there are in order to fulfill the condition for the next groups).
In short, your 1st group .* matches anything as long as the next group \\d+ can match something (in this case, the last digit).
As per the 3rd group, it will match anyt...
Find all tables containing column with specified name - MS SQL Server
...ables t ON c.object_id = t.object_id
WHERE c.name LIKE '%MyName%'
ORDER BY TableName
,ColumnName;
Search Tables & Views:
SELECT COLUMN_NAME AS 'ColumnName'
,TABLE_NAME AS 'TableName'
FROM INFORMATION_SCHEMA.COLUMNS
WHERE COLUMN_NAME LIKE ...
How to start nginx via different port(other than 80)
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You have to go to the /etc/nginx/sites-enabled/ and if this is the default configuration, then there should be a file by name: default.
Edit that file by defining your desired port; in the snippet below, we are serving the Nginx instance on port 8...
How many Activities vs Fragments?
...lication component that provides a screen with which users can interact in order to do something, ". I do see an error in my original statement, I didn't mean to put "are another screen",
– EFlisio
May 24 '15 at 17:10
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OOP vs Functional Programming vs Procedural [closed]
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In order to answer your question, we need two elements:
Understanding of the characteristics of different architecture styles/patterns.
Understanding of the characteristics of different programming paradigms.
A list of softw...