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How to install Hibernate Tools in Eclipse?
...igo installation instructions: jboss.org/tools/download/installation/update_3_3 . To sum that article you need to add download.jboss.org/jbosstools/updates/development/indigo as your update site and then from the list of available software just choose "Hibernate Tools" (for convenience, it appears m...
GitHub relative link in Markdown file
... an absolute link:
[a link](https://github.com/user/repo/blob/branch/other_file.md)
…you can use a relative link:
[a relative link](other_file.md)
and we'll make sure it gets linked to user/repo/blob/branch/other_file.md.
If you were using a workaround like [a workaround link](r...
Turning off some legends in a ggplot
...
You can use guide=FALSE in scale_..._...() to suppress legend.
For your example you should use scale_colour_continuous() because length is continuous variable (not discrete).
(p3 <- ggplot(mov, aes(year, rating, colour = length, shape = mpaa)) +
sca...
How to get key names from JSON using jq
...rchiver-Version" : "Plexus Archiver", "Build-Id" : "", "Build-Jdk" : "1.7.0_07", "Build-Number" : "", "Build-Tag" : "", "Built-By" : "cporter", "Created-By" : "Apache Maven", "Implementation-Title" : "northstar", "Implementation-Vendor-Id" : "com.test.testPack", "Implementation-Version" : "testBox",...
ipython: print complete history (not just current session)
...
First use %hist -o -g -f ipython_history.md to output the history (input and output) to a text file. (http://ipython.readthedocs.io/en/stable/interactive/magics.html#magic-history)
Then you can use the the get_session_info function to retreive the date and...
How to Generate unique file names in C#
...e:
public string GenerateFileName(string context)
{
return context + "_" + DateTime.Now.ToString("yyyyMMddHHmmssfff") + "_" + Guid.NewGuid().ToString("N");
}
filename1 = GenerateFileName("MeasurementData");
filename2 = GenerateFileName("Image");
This way, when I sort by filename, it will aut...
Separating class code into a header and cpp file
... private, by default C++ class members are private.
// A2DD.h
#ifndef A2DD_H
#define A2DD_H
class A2DD
{
int gx;
int gy;
public:
A2DD(int x,int y);
int getSum();
};
#endif
and the implementation goes in the CPP file:
// A2DD.cpp
#include "A2DD.h"
A2DD::A2DD(int x,int y)
{
gx = x;
...
C++ performance challenge: integer to std::string conversion
...
#include <string>
const char digit_pairs[201] = {
"00010203040506070809"
"10111213141516171819"
"20212223242526272829"
"30313233343536373839"
"40414243444546474849"
"50515253545556575859"
"60616263646566676869"
"70717273747576777879"
"808182...
NullPointerException in Java with no StackTrace
...roduction – and the fix
I've tested it on Mac OS X
java version "1.6.0_26"
Java(TM) SE Runtime Environment (build 1.6.0_26-b03-383-11A511)
Java HotSpot(TM) 64-Bit Server VM (build 20.1-b02-383, mixed mode)
Object string = "abcd";
int i = 0;
while (i < 12289) {
i++;
try {
In...
Send inline image in email
...chment(filePath);
att.ContentDisposition.Inline = true;
mail.From = from_email;
mail.To.Add(data.email);
mail.Subject = "Client: " + data.client_id + " Has Sent You A Screenshot";
mail.Body = String.Format(
"<h3>Client: " + data.client_id + " Has Sent You A Screenshot</h3&...