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Easiest way to detect Internet connection on iOS?
...dManager] startMonitoring];
[[AFNetworkReachabilityManager sharedManager] setReachabilityStatusChangeBlock:^(AFNetworkReachabilityStatus status) {
NSLog(@"Reachability changed: %@", AFStringFromNetworkReachabilityStatus(status));
switch (status) {
case AFNetworkReachabilityStatus...
How can I get the current date and time in the terminal and set a custom command in the terminal for
I have to check the time in a Linux terminal.
2 Answers
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C语言判断文件是否存在 - C/C++ - 清泛网 - 专注C/C++及内核技术
...言判断文件是否存在用函数access，头文件是io.h，原型：int access(const char *filename, int amode);amode参数为0时表示检查文件的存在性，如果文件存...用函数access，头文件是io.h，原型：
int access(const char *filename, int amode);
amode参数为0时...
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
c++ 写日志通用类，可设置日志级别c++ 写日志通用类（windows & linux 通用），可设置日志级别。代码经过较长时间的测试，可用性高。Logger.h
#ifndef __LOGGER_H_
#define __LOGGER_H_
#include <iostream>
#include <atlstr.h>
#pragma warning(disable:4996...
ASP.NET MVC - Set custom IIdentity or IPrincipal
...ed to do something fairly simple: in my ASP.NET MVC application, I want to set a custom IIdentity / IPrincipal. Whichever is easier / more suitable. I want to extend the default so that I can call something like User.Identity.Id and User.Identity.Role . Nothing fancy, just some extra properties.
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vs
In order to define charset for HTML5 Doctype , which notation should I use?
8 Answers
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How to print a debug log?
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+ oned for mentionning that, btw you can also set the value of error_log to 'php://stdout' when debugging a console app and have the error messages appear straight to console, ie: error_log("You messed up!", 3, "php://stdout");
– stefgosselin
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JPA CascadeType.ALL does not delete orphans
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If you are using JPA with EclipseLink, you'll have to set the @PrivateOwned annotation.
Documentation: Eclipse Wiki - Using EclipseLink JPA Extensions - Chapter 1.4 How to Use the @PrivateOwned Annotation
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How do I use sudo to redirect output to a location I don't have permission to write to?
...leclick.net | sudo tee -a /etc/hosts
# configure eth4 to come up on boot, set IP and netmask (centos 6.4)
echo -e "ONBOOT=\"YES\"\nIPADDR=10.42.84.168\nPREFIX=24" | sudo tee -a /etc/sysconfig/network-scripts/ifcfg-eth4
In each of these examples you are taking the output of a non-privileged comman...
How can I get nth element from a list?
How can I access a list by index in Haskell, analog to this C code?
6 Answers
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