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Display image as grayscale using matplotlib
... see http://scipy-cookbook.readthedocs.org/items/Matplotlib_Show_colormaps.html
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Data access object (DAO) in Java
...gram here:
http://www.oracle.com/technetwork/java/dataaccessobject-138824.html
Maybe a simple example can help you understand the concept:
Let's say we have an entity to represent an employee:
public class Employee {
private int id;
private String name;
public int getId() {
...
Matplotlib Legends not working
...s you actually want.
http://matplotlib.sourceforge.net/users/legend_guide.html#adjusting-the-order-of-legend-items
line, = plot(x,sin(x)) what does comma stand for?
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How to use JUnit and Hamcrest together?
...how-to-test-dependencies-in-a-maven-project-junit-mockito-hamcrest-assertj.html worked for me. I did not use AssertJ though, just these:
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>4.11</version>
<scope>test&...
Bash continuation lines
...ontinuation
lines
____HERE
See also http://ss64.com/bash/syntax-here.html
If you need to preserve some, but not all, leading whitespace, you might use something like
sed 's/^ //' <<____HERE
This has four leading spaces.
Two of them will be removed by sed.
____HERE
or maybe u...
Dealing with nginx 400 “The plain HTTP request was sent to HTTPS port” error
... # path to web directory
root /path/to/example.com;
index index.html index.htm;
# domain or subdomain
server_name example.com www.example.com;
# ssl certificate
ssl_certificate /path/to/certs/example_com-bundle.crt;
ssl_certificate_key /path/to/certs/example_com.key;...
How does `scp` differ from `rsync`?
...it left off.
http://ask.xmodulo.com/resume-large-scp-file-transfer-linux.html
3. Command Example
scp
$ scp source_file_path destination_file_path
rsync
$ cd /path/to/directory/of/partially_downloaded_file
$ rsync -P --rsh=ssh userid@remotehost.com:bigdata.tgz ./bigdata.tgz
The -P option i...
How to get the current time in YYYY-MM-DD HH:MI:Sec.Millisecond format in Java?
...his:-
http://docs.oracle.com/javase/6/docs/api/java/text/SimpleDateFormat.html
DateFormat dateFormat = new SimpleDateFormat("yyyy/MM/dd HH:mm:ss.SSS");
Date date = new Date();
System.out.println(dateFormat.format(date));
or
DateFormat dateFormat = new SimpleDateFormat("yyyy/MM/dd HH:mm:ss");
Ca...
How do short URLs services work?
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This direct redirect is important. If you were to use files or first load HTML and then redirect, the browser would add TinyUrl to the history, which is not what you want. Also, the site that is redirected to will see the referrer (the site that you originally come from) as being the site the TinyU...
How do I parse XML in Python?
...found this but that doesn't do: docs.python.org/2/library/xml.dom.minidom.html
– amphibient
Jan 14 '14 at 20:43
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