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Git on Windows: How do you set up a mergetool?
...ge (free cross-platform 3way merge tool); tested on msys Git (Windows) install:
git config --global merge.tool p4merge
git config --global mergetool.p4merge.cmd 'p4merge.exe \"$BASE\" \"$LOCAL\" \"$REMOTE\" \"$MERGED\"'
or, from a windows cmd.exe shell, the second line becomes :
git config --glo...
How was the first compiler written?
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Assembly instructions are (generally) a direct mapping to opcodes, which are (multi-)byte values of machine code that can be directly interpreted by the processor. It is quite possible to write a program in opcodes directly by looking them up from a table (...
In Ruby, is there an Array method that combines 'select' and 'map'?
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I usually use map and compact together along with my selection criteria as a postfix if. compact gets rid of the nils.
jruby-1.5.0 > [1,1,1,2,3,4].map{|n| n*3 if n==1}
=> [3, 3, 3, nil, nil, nil]
jruby-1.5.0 > [1...
Algorithm for classifying words for hangman difficulty levels as “Easy”,“Medium”, or “Hard”
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1. Introduction
Here's a way to approach this problem systematically: if you have an algorithm that plays hangman well, then you can take the difficulty of each word to be the number of wrong guesses that your program would take if guessing that word.
2. Aside on hangman strategy
There'...
Use of var keyword in C#
...Order>, ObservableCollection<Order> or BindingList<Order> - all I want is to keep that list in memory to iterate over it or get its count or something later on.
Contrast the above declaration with:
ObservableCollection<Order> orders = cust.Orders;
To me, the type name is jus...
How can I view the source code for a function?
...a.frame"
x="Raster", y="Extent"
x="Raster", y="matrix"
x="Raster", y="SpatialLines"
x="Raster", y="SpatialPoints"
x="Raster", y="SpatialPolygons"
x="Raster", y="vector"
To see the source code for one of these methods the entire signature must be supplied, e.g.
getMethod("extract" , signature = c(...
Find a Pull Request on Github where a commit was originally created
...pull requests are a great way to quickly "grok" a project as, instead of small atomic changes to the source, you get larger groupings of logical changes. Analogous to organizing the lines in your code into related "stanzas" to make it easier to read.
...
Get cookie by name
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@user3132564 tried to edit this in, but its actually a comment: This method returns the wrong value when you search for a suffix of a cookie - if the value of document.cookie is "FirstName=John" and you call getCookie("Name"), you'll get back "John" even though there's no ...
Maven in Eclipse: step by step installation [closed]
...E packages do - look for "Maven support")
Way 1: Maven Eclipse plugin installation step by step:
Open Eclipse IDE
Click Help -> Install New Software...
Click Add button at top right corner
At pop up: fill up Name as "M2Eclipse" and Location as "http://download.eclipse.org/technology/m2e/releas...
Running Python on Windows for Node.js dependencies
...soft Windows [Version 6.1.7601] Copyright (c) 2009 Microsoft Corporation. All rights reserved. C:\Users\Matt Cashatt>set PYTHON=%PYTHON%;D:\Python C:\Users\Matt Cashatt>%PYTHON% '%PYTHON%' is not recognized as an internal or external command, operable program or batch file. C:\Users\Matt C...