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C# Thread safe fast(est) counter
...ent locks the bus to prevent another CPU from accessing the bus while the calling CPU does its operation. Now, take a look at the C# lock() statement's IL. Here you will see calls to Monitor in order to begin or end a section.
In other words, .Net lock() statement is doing a lot more than the .Ne...
普通码农和CTO之间的差距，就是这7点了 - 杂谈 - 清泛网 - 专注C/C++及内核技术
...那么我们的沟通能力应该足够我们搞定“萌妹子”的。^_^
学习技术而不是工具
在新框架，新方法，新工具横行的今天我们很难判断出哪些是“技术”，哪些是“工具”。我个人认为程序员不存在——Java程序员、Python程序员、A...
How can I increment a char?
...and C. How can I increment a char? In Java or C, chars and ints are practically interchangeable, and in certain loops, it's very useful to me to be able to do increment chars, and index arrays by chars.
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How can I view all historical changes to a file in SVN
...
There's no built-in command for it, so I usually just do something like this:
#!/bin/bash
# history_of_file
#
# Outputs the full history of a given file as a sequence of
# logentry/diff pairs. The first revision of the file is emitted as
# full text since there's no...
Bash script to receive and repass quoted parameters
...at given the output you want, you don't need the extra level of quoting at all. I.E. just call the above script like:
./test.sh 1 2 "3 4"
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Return 0 if field is null in MySQL
...ou show why Kevin's example in the comment is wrong and what it should actually be?
– Michael
Aug 10 '16 at 13:44
than...
How to run JUnit tests with Gradle?
... when i do gradle test, it doesn't do anything. It doesn't run my tests at all. Any idea?
– Gaurav
Nov 11 '16 at 5:35
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Private setters in Json.Net
...ed, new answer
I've written a source distribution NuGet for this, that installs a single file with two custom contract resolvers:
PrivateSetterContractResolver
PrivateSetterCamelCasePropertyNamesContractResolver
Install the NuGet:
Install-Package JsonNet.PrivateSettersContractResolvers.Source
The...
How to sort a dataFrame in python pandas by two or more columns?
...ign result of the sort method to a variable or add inplace=True to method call.
that is, if you want to reuse df1 as a sorted DataFrame:
df1 = df1.sort(['a', 'b'], ascending=[True, False])
or
df1.sort(['a', 'b'], ascending=[True, False], inplace=True)
...
What is the difference between a dialog being dismissed or canceled in Android?
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Typically, a dialog is dismissed when its job is finished and it is being removed from the screen. A dialog is canceled when the user wants to escape the dialog and presses the Back button.
For example, you have a standard Yes...