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Text editor to open big (giant, huge, large) text files [closed]
...as a powerful, versatile tool that provides universal query access to text-based data such as log files, XML files and CSV files, as well as key data sources on the Windows operating system such as the Event Log, the Registry, the file system, and Active Directory. The results of the input query can...
Pandas every nth row
...
I'd use iloc, which takes a row/column slice, both based on integer position and following normal python syntax.
df.iloc[::5, :]
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What can you do in MSIL that you cannot do in C# or VB.NET? [closed]
...RecursiveMethod(int myParameter)
{
// Body of recursive method
if (BaseCase(details))
return result;
// ...
return RecursiveMethod(modifiedParameter);
}
// Is transformed into:
private static int RecursiveMethod(int myParameter)
{
while (true)
{
// Body of ...
What is the difference between MOV and LEA?
...sage of LEA. Its useful if you have a multi-part calculation with multiple base addresses etc.
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搭建高可用mongodb集群（二）—— 副本集 - 大数据 & AI - 清泛网 - 专注C/...
...装程序包
wget http://fastdl.mongodb.org/linux/mongodb-linux-x86_64-2.4.8.tgz
注意linux生产环境不能安装32位的mongodb，因为32位受限于操作系统最大2G的文件限制。
#解压下载的压缩包
tar xvzf mongodb-linux-x86_64-2.4.8.tgz
4、分别在每...
Setting an int to Infinity in C++
...:numeric_limits<int>::max();
Which would be 2^31 - 1 (or 2 147 483 647) if int is 32 bits wide on your implementation.
If you really need infinity, use a floating point number type, like float or double. You can then get infinity with:
double a = std::numeric_limits<double>::infinity...
What’s the best way to check if a file exists in C++? (cross platform)
...is not C++ standard though, but POSIX.
On MS Windows there is _stat, _stat64, _stati64, _wstat, _wstat64, _wstati64.
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Where can I find the Java SDK in Linux after installing it?
...ib/jvm/java-8-oracle/bin/javac. That bin folder is NOT a JDK. General acid-base test to see if its a JDK is to see if the current $JAVA_HOME contains a path of lib/tools.jar . In the cast of /usr/lib/jvm/java-8-oracle/bin that is not true, therefore it is not a JDK.
– Zombies
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How do I install Python packages on Windows?
...the only one that worked for me. My environment - Python 3.3.1 , Windows 7 64bit, x64 PC. if possible, please upvote this, saves ppl a lot of trouble.
– Quest Monger
May 10 '13 at 1:54
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Where does gcc look for C and C++ header files?
...og-name=cpp) -v (correctly) gives one more path, which is /usr/include/x86_64-linux-gnu
– wlnirvana
May 6 '16 at 15:10
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