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Restore the state of std::cout after manipulating it
... {
boost::io::ios_flags_saver ifs(x);
x << std::hex << 123;
}
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android start activity from service
...n the app is in background, and I see that the service worked on xiaomi mi a2, but not working on xiaomi redmi note 7, can you help my why it's working one device and one is not?
– Amjad Omari
Mar 27 at 17:54
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How to convert an int value to string in Go?
s is 'E', but what I want is "123"
9 Answers
9
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Find a commit on GitHub given the commit hash
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answered Aug 31 '12 at 11:52
Matt McHenryMatt McHenry
17.7k77 gold badges6060 silver badges6262 bronze badges
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C++对象布局及多态探索之菱形结构虚继承 - C/C++ - 清泛网 - 专注C/C++及内核技术
...对应的汇编代码为：
00423F74 lea ecx,[ebp+FFFFF757h]
00423F7A call 0041DCA3
单步执行后，我们可以看到ecx中的值为：0x0012F633，这个地址也就是obj对象布局中的祖父类部分的起始地址。通过上面的布局分析我们知道 C150起始的偏移...
How to set up Android emulator proxy settings
... to use with a HTTP client:
// proxy
private static final String PROXY = "123.123.123.123";
// proxy host
private static final HttpHost PROXY_HOST = new HttpHost(PROXY, 8080);
HttpParams httpParameters = new BasicHttpParams();
DefaultHttpClient httpClient = new DefaultHttpClient(httpParameters);
ht...
Extracting the last n characters from a ruby string
...e a one liner, you can put a number greater than the size of the string:
"123".split(//).last(5).to_s
For ruby 1.9+
"123".split(//).last(5).join("").to_s
For ruby 2.0+, join returns a string
"123".split(//).last(5).join
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array_push() with key value pair
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Warning: $a['123'] = 456; - string '123' is converted to integer key 123.
– bancer
Jul 2 at 12:58
1
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How to convert String to long in Java?
...g -> Long, Long.valueOf(primitiveLong). So Long number = Long.valueOf("123"), Long number = Long.parseLong("123") and Long number = Long.valueOf(Long.parseString("123") all end up doing pretty much the same thing. What you do want to be careful about is not calling constructors of the boxed pri...
How to Query an NTP Server using C#?
...ntry(ntpServer).AddressList;
//The UDP port number assigned to NTP is 123
var ipEndPoint = new IPEndPoint(addresses[0], 123);
//NTP uses UDP
using(var socket = new Socket(AddressFamily.InterNetwork, SocketType.Dgram, ProtocolType.Udp))
{
socket.Connect(ipEndPoint);
...