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iOS JavaScript bridge
...cute JS methods from Objective-C
This is really just one line of code.
NSString *returnvalue = [webView stringByEvaluatingJavaScriptFromString:@"your javascript code string here"];
More details on the official UIWebView Documentation.
2. Execute Objective-C methods from JS
This is unfortunatel...
Entity Framework DateTime and UTC
...;/summary>
public ApplicationDbContext()
: base(MyApp.ConnectionString, throwIfV1Schema: false)
{
// Set the Kind property on DateTime variables retrieved from the database
((IObjectContextAdapter)this).ObjectContext.ObjectMaterialized +=
(sender, e) => DateTimeKindAttrib...
Optional Parameters with C++ Macros
... macro.
enum
{
plain = 0,
bold = 1,
italic = 2
};
void PrintString(const char* message, int size, int style)
{
}
#define PRINT_STRING_1_ARGS(message) PrintString(message, 0, 0)
#define PRINT_STRING_2_ARGS(message, size) PrintString(message, size, 0)
#define PRINT_...
How do I create a multiline Python string with inline variables?
I am looking for a clean way to use variables within a multiline Python string. Say I wanted to do the following:
7 Answers...
libcurl网络连接使用tcp/ip - C/C++ - 清泛网 - 专注C/C++及内核技术
...络连接使用tcp ip，部分代码如下：CURL *curl;CURLcode res;const char *request = "GETas.xxxxE测试发送"; curl_socket_t sockfd; * socket * ...部分代码如下：
CURL *curl;
CURLcode res;
const char *request = "GETas.xxxxE测试发送";
curl_socket_t sockfd; /* socket */
l...
c++ 写日志通用类，可设置日志级别 - C/C++ - 清泛网 - 专注C/C++及内核技术
... Log(int nLevel, LPCSTR func, INT line, LPCTSTR fmt, ...);
static const char * const LOGGER_LEVEL_NAME[] = {"崩溃", "错误", "警告", "信息", "详细", "调试"};
static const char * const LOGGER_LEVEL_CODE[] = {"FATAL", "ERROR", "WARN ", "INFO ", "VERBOSE", "DEBUG"};
#define logging(nL...
C++ 通过主机名/域名获取IP - C/C++ - 清泛网 - 专注C/C++及内核技术
...中用到Winsock API 函数，都要用到 Ws2_32.lib
void GetHostIP(char *szIPAddr)
{
WSADATA wsaData;
char name[155]; //定义用于存放获得主机名的变量
char *ip; //定义IP地址变量
PHOSTENT hostinfo;
//调用MAKEWORD()获得Winsocl版本的正确值...
How do I include a newline character in a string in Delphi?
I want to create a string that spans multiple lines to assign to a Label Caption property. How is this done in Delphi?
11 A...
A complete solution to LOCALLY validate an in-app receipts and bundle receipts on iOS 7
...could look like this. From RMAppReceipt:
+ (NSData*)dataFromPKCS7Path:(NSString*)path
{
const char *cpath = [[path stringByStandardizingPath] fileSystemRepresentation];
FILE *fp = fopen(cpath, "rb");
if (!fp) return nil;
PKCS7 *p7 = d2i_PKCS7_fp(fp, NULL);
fclose(fp);
if ...
How to get Android crash logs?
...hrowable e) {
StackTraceElement[] arr = e.getStackTrace();
String report = e.toString()+"\n\n";
report += "--------- Stack trace ---------\n\n";
for (int i=0; i<arr.length; i++) {
report += " "+arr[i].toString()+"\n";
}
report += "---...