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Do any JVM's JIT compilers generate code that uses vectorized floating point instructions?
... On my A6-7310 with JDK 13, I get: dot(): 69 ns / dotc(): 95 ns. Java wins!
– Stefan Reich
Sep 14 '19 at 14:21
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show 16 more comments
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How to implement custom JsonConverter in JSON.NET to deserialize a List of base class objects?
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NOTE: This solution is all over the internet, but has a flaw that manifests itself in rare occasions. The new JsonReader created in the ReadJson method does not inherit any of the original reader's configuration values (Culture, DateParseHandling, DateTimeZoneH...
What is Linux’s native GUI API?
Both Windows (Win32 API) and OS X (Cocoa) have their own APIs to handle windows, events and other OS stuff. I have never really got a clear answer as to what Linux’s equivalent is?
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Update Eclipse with Android development tools v. 23
...oid-sdk_r22.6.2-linux.tgz
http://dl.google.com/android/android-sdk_r22.6.2-windows.zip
http://dl.google.com/android/android-sdk_r22.6.2-macosx.zip
and copy over the following files:
tools/hprof-conv
tools/support/annotations.jar
tools/proguard
So at the end if you started from a new ADT copy...
Creating temporary files in bash
...predictable and the race condition it creates is
easy for an attacker to win. A safer, though still inferior, approach
is to make a temporary directory using the same naming scheme. While
this does allow one to guarantee that a temporary file will not be
subverted, it still allows a simple ...
What does tilde-greater-than (~>) mean in Ruby gem dependencies? [duplicate]
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According to the internet
If a RubyGem dependency uses the syntax "~> 1.4.37", that means "a version greater than or equal to 1.4.37, but not 1.5 or higher." 1
In other words, for you
arel can be 2.1 > version >= 2.0.2 and
rspe...
boost::filesystem指南 - C/C++ - 清泛网 - 专注C/C++及内核技术
...的时候可以关闭这个功能。同时有两个函数提供了无异常版本，这是因为在任务不能完成时并非是异常。
filesystem库的所有内容定义在boost名字空间的一个下级名字空间里，它叫boost::filesytem。在使用boost.filesytem之后，链接时需要...
Disable ALL CAPS menu items in Visual Studio 2013
...rd -Value 1
(as a single line).
Second Variant: Open up a Command Prompt (win+r, cmd, enter) and enter and run
REG ADD HKCU\Software\Microsoft\VisualStudio\12.0\General /v SuppressUppercaseConversion /t REG_DWORD /d 1
(as a single line).
Third Variant:
Change registry values by hand, open regedit...
What are the differences between json and simplejson Python modules?
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On my Win7 PC (i7 CPU), json (CPython 3.5.0) is 68%|45% faster on simple|complex dumps and 35%|17% on simple|complex loads w.r.t. simplejson v3.8.0 with C speedups using your benchmark code. Therefore, I would not use simplejson an...
Is gettimeofday() guaranteed to be of microsecond resolution?
I am porting a game, that was originally written for the Win32 API, to Linux (well, porting the OS X port of the Win32 port to Linux).
...