大约有 3,000 项符合查询结果（耗时：0.0346秒） [XML]
同志们，学好FPGA，去做高频交易开发，还是有希望的 - 更多技术 - 清泛网 -...
...ing，网络硬件延迟的优化，对于海量数据的接收、存贮和读写，并行算法，嵌入式系统，而且越来越多的shop采用定制的硬件，因此对于非x86系统和处理器的深入了解也是非常有帮助的（例如GPU和FPGA）。正因为IT在高频交易中的...
BLE（三）APP开发步骤 - 创客硬件开发 - 清泛IT社区，为创新赋能！
...后，便可对attributes（属性，参考前面的BLE协议栈）进行读写。利用getService、getCharacteristics获取外围设备的service和characteristic，对于其中支持写的characteristic在写入相应的数据，可实现外围设备的控制
了解BLE app的开发步骤后，...
Send a file via HTTP POST with C#
...tes, 0, boundarybytes.Length);
byte[] formitembytes = System.Text.Encoding.UTF8.GetBytes(Server.MapPath("questions.pdf"));
rs.Write(formitembytes, 0, formitembytes.Length);
rs.Write(boundarybytes, 0, boundarybytes.Length);
string headerTemplate = "Content-Disposition: form-data; name=\"{0}\"; file...
tinyxml XML解析库下载（tinyxml2.h 和 tinyxml2.cpp） - 源码下载 - 清泛...
...，直接加入工程源码编译，跨平台。使用方法参见《C++ 读写xml方法整理（持续更新）》tinyxml2 h *O C++编写的，一个.h，一个.cpp，绿色小巧，直接加入工程源码编译，跨平台。
使用方法参见《C++ 读写xml方法整理（持续更新）》
...
Encrypting & Decrypting a String in C# [duplicate]
...enerate256BitsOfRandomEntropy();
var plainTextBytes = Encoding.UTF8.GetBytes(plainText);
using (var password = new Rfc2898DeriveBytes(passPhrase, saltStringBytes, DerivationIterations))
{
var keyBytes = password.GetBytes(Keysize / 8);
...
Reading InputStream as UTF-8
..."";
try {
InputStream is = new FileInputStream(filename);
String UTF8 = "utf8";
int BUFFER_SIZE = 8192;
BufferedReader br = new BufferedReader(new InputStreamReader(is,
UTF8), BUFFER_SIZE);
String str;
while ((str = br.readLine()) != null) {
file += str...
How do I convert an NSString value to NSData?
...
NSString* str = @"teststring";
NSData* data = [str dataUsingEncoding:NSUTF8StringEncoding];
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Send POST request using NSURLSession
...uest requestWithURL:url];
// Convert POST string parameters to data using UTF8 Encoding
NSString *postParams = @"api_key=APIKEY&email=example@example.com&password=password";
NSData *postData = [postParams dataUsingEncoding:NSUTF8StringEncoding];
// Convert POST string parameters to data us...
Bytes of a string in Java
...ntln(string.length()); // prints "11"
// Check encoded sizes
final byte[] utf8Bytes = string.getBytes("UTF-8");
System.out.println(utf8Bytes.length); // prints "11"
final byte[] utf16Bytes= string.getBytes("UTF-16");
System.out.println(utf16Bytes.length); // prints "24"
final byte[] utf32Bytes = ...
Objective-C parse hex string to integer
...
int res = strtol( [yourString UTF8String], NULL, base)
– loretoparisi
Nov 28 '13 at 18:55
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