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Ignore files that have already been committed to a Git repository [duplicate]
...ing the file but not delete it from your system use: git rm --cached filenam>me m>
To untrack every file that is now in your .gitignore:
First commit any outstanding code changes, and then, run this command:
git rm -r --cached .
This removes any changed files from the index(staging area), then just...
What is the difference between Serializable and Externalizable in Java?
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To add to the other answers, by implem>me m>ntating java.io.Serializable, you get "automatic" serialization capability for objects of your class. No need to implem>me m>nt any other logic, it'll just work. The Java runtim>me m> will use reflection to figure out how to marshal ...
How does Google's Page Speed lossless image compression work?
..._optimizer.cc
webp_optimizer.cc
For PNG files, they use OptiPNG with som>me m> trial-and-error approach
// we use these four combinations because different images seem to benefit from
// different param>me m>ters and this combination of 4 seems to work best for a large
// set of PNGs from the web.
const ...
How to convert latitude or longitude to m>me m>ters?
If I have a latitude or longitude reading in standard Nm>ME m>A format is there an easy way / formula to convert that reading to m>me m>ters, which I can then implem>me m>nt in Java (J9)?
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MFC 中CImageList的用法 - C/C++ - 清泛网 - 专注C/C++及内核技术
MFC 中CImageList的用法图像列表控件（CImageList）是相同大小图像的一个集合，每个集合中均以0为图像的索引序号基数，（可以把这些图标看成是以数组方式存储的）...图像列表控件（CImageList）是相同大小图像的一个集合，每个集...
Super-simple example of C# observer/observable with delegates
I recently started digging into C# but I can't by my life figure out how delegates work when implem>me m>nting the observer/observable pattern in the language.
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Using Moq to determine if a m>me m>thod is called
It is my understanding that I can test that a m>me m>thod call will occur if I call a higher level m>me m>thod, i.e.:
3 Answers
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Decorators with param>me m>ters?
...ance_mode' by the decorator. I would do it by the following decorator statem>me m>nt:
13 Answers
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explicit casting from super class to subclass
The assignm>me m>nt Dog dog = (Dog) animal; does not generate a compilation error, but at runtim>me m> it generates a ClassCastException . Why can't the compiler detect this error?
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Solving “Who owns the Zebra” programmatically?
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Here's a solution in Python based on constraint-programming:
from constraint import AllDifferentConstraint, InSetConstraint, Problem
# variables
colors = "blue red green white yellow".split()
nationalities = "Norwegian German Dane Swede English".split()
pets ...