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What algorithms compute directions from point A to point B on a map?
...ns.
Arachnid described the usage of bidirectional search and edge pruning based on hierarchical information. These speedup techniques work quite well, but the most recent algorithms outperform these techniques by all means. With current algorithms a shortest paths can be computed in considerable le...
emacs/elisp: What is the hash (pound, number sign, octothorp) symbol used for?
...d Syntax for Circular Objects.
And then you have its use for denoting the base for integers, e.g. #x2c -> 44.
Plus more I'm sure.
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What does Serializable mean?
...rom the state and retrieve the class. The object state can come from a database or a different jvm or from a separate component. With the help of Serialization we can retrieve the Object state.
Code Example and explanation:
First let's have a look at the Item Class:
public class Item implements...
intellij - spring is not being recognized (Unmapped Spring configuration)
...h IntelliJ installation.
So check it and next time you'll import a Spring based project pom.xml file in "Maven projects" window, then a green window will appear up right and will wait for your validation to trigger the parsing of Spring configuration files detected.
Hope it helps!
EDIT : at this ...
How can I change Eclipse theme?
...Juno") release, you can implement what I originally described below: a CSS-based fully dark theme for Eclipse.
See the article by Lars Vogel in "Eclipse 4 is beautiful – Create your own Eclipse 4 theme":
If you want to play with it, you only need to write a plug-in, create a CSS file and use...
jquery $(window).width() and $(window).height() return different values when viewport has not been r
... $(window).width() and $(window).height() to position and size elements based on the viewport size.
4 Answers
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PostgreSQL disable more output
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psql -U user -P pager=off -d database -c 'SQL';
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How do I create an Excel (.XLS and .XLSX) file in C# without installing Microsoft Office?
... example code for ExcelLibrary:
Here is an example taking data from a database and creating a workbook from it. Note that the ExcelLibrary code is the single line at the bottom:
//Create the data set and table
DataSet ds = new DataSet("New_DataSet");
DataTable dt = new DataTable("New_DataTable");
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Can I publish a private NuGet package?
...epository that would/could/should only be accessible within your company.
Based on your usage, there are free versions of the software.
It has some nice options such as the ability to publish a new NuGet version on demand, with each new continuous integration build, etc. One of the most useful bi...
How would Git handle a SHA-1 collision on a blob?
...t enough): see "How is the git hash calculated?"): a blob SHA1 is computed based on the content and size.
See "Lifetimes of cryptographic hash functions" from Valerie Anita Aurora for more.
In that page, she notes:
Google spent 6500 CPU years and 110 GPU years to convince everyone we need to s...