大约有 3,000 项符合查询结果(耗时:0.0123秒) [XML]

https://www.tsingfun.com/it/te... 

C#对象序列化与反序列化 - 更多技术 - 清泛网 - 专注C/C++及内核技术

... string fileName = @"D:\users\lizw\桌面\Programmers.dat";//文件名称与路径 Stream fStream = new FileStream(fileName, FileMode.Create, FileAccess.ReadWrite); BinaryFormatter binFormat = new BinaryFormatter();//创建二进制序列化器 bin...
https://www.tsingfun.com/it/te... 

C#对象序列化与反序列化 - 更多技术 - 清泛网 - 专注C/C++及内核技术

... string fileName = @"D:\users\lizw\桌面\Programmers.dat";//文件名称与路径 Stream fStream = new FileStream(fileName, FileMode.Create, FileAccess.ReadWrite); BinaryFormatter binFormat = new BinaryFormatter();//创建二进制序列化器 bin...
https://www.tsingfun.com/it/te... 

C#对象序列化与反序列化 - 更多技术 - 清泛网移动版 - 专注C/C++及内核技术

... string fileName = @"D:\users\lizw\桌面\Programmers.dat";//文件名称与路径 Stream fStream = new FileStream(fileName, FileMode.Create, FileAccess.ReadWrite); BinaryFormatter binFormat = new BinaryFormatter();//创建二进制序列化器 bin...
https://stackoverflow.com/ques... 

Converting string to numeric [duplicate]

... "NoData". What do expect/want as.numeric to do with these values? In read.csv, try using the argument stringsAsFactors=FALSE Are you sure it's sep="/t and not sep="\t" Use the command head(pitchman) to check the first fews rows of your data Also, it's very tricky to guess what your problem is when ...
https://stackoverflow.com/ques... 

How to save a list as numpy array in python?

... Here is a more complete example: import csv import numpy as np with open('filename','rb') as csvfile: cdl = list( csv.reader(csvfile,delimiter='\t')) print "Number of records = " + str(len(cdl)) #then later npcdl = np.array(cdl) Hope this helps!! ...
https://stackoverflow.com/ques... 

Select Pandas rows based on list index

...a the skiprows parameter. Example pred = lambda x: x not in [1, 3] pd.read_csv("data.csv", skiprows=pred, index_col=0, names=...) This will now return a DataFrame from a file that skips all rows except 1 and 3. Details From the docs: skiprows : list-like or integer or callable, default None ... I...
https://www.fun123.cn/referenc... 

App Inventor 2 过滤蓝牙设备列表 · App Inventor 2 中文网

... 使用BluetoothLE拓展时: 它返回的不是列表对象,而是CSV格式的一个字符串(多个设备地址以英文逗号分隔)。 可用考虑先转换成列表对象,然后按照和上面一样的处理方式收集出新的列表,最后再使用英文逗号拼接出CSV格...
https://www.tsingfun.com/it/cpp/670.html 

fstream默认不支持中文路径和输出整数带逗号的解决办法 - C/C++ - 清泛网 -...

...和输出整数带逗号的解决办法我们用fstream来创建一个新文件,如果文件路径中带有中文,则创建一般会失败。如下面代码:view plain#include<iostream>#include<fstream...我们用fstream来创建一个新文件,如果文件路径中带有中文,则创建...
https://www.tsingfun.com/it/cpp/1507.html 

VS工程“生成事件”之文件拷贝 - C/C++ - 清泛网 - 专注C/C++及内核技术

VS工程“生成事件”之文件拷贝有时工程下面引用了lib文件,但是编译Debug Release等版本时需要将dll拷至指定目录才能运行,如果有多个编译版本需要拷贝多份,这样不便于...有时工程下面引用了lib文件,但是编译Debug/Release等版...
https://www.tsingfun.com/it/tech/864.html 

PHP中9大缓存技术总结 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...码******* $content = Ob_get_contents(); ****将缓存内容写入html文件***** Ob_end_clean(); 2、页面部分缓存 该种方式,是将一个页面中不经常变的部分进行静态缓存,而经常变化的块不缓存,最后组装在一起显示;可以使用类似于ob_get_co...