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How to modify memory contents using GDB?
... 20
(gdb) p i
$3 = 20
This should work for any valid pointer, and can be cast to any appropriate data type.
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C++实现一款简单完整的聊天室服务器+客户端 - C/C++ - 清泛网 - 专注C/C++及内核技术
...imedwait(&condition,&mutex,&t);
}
if(toStop){
pthread_cond_broadcast(&condition);
pthread_mutex_unlock(&mutex);
return -1;
}
int messageLen = strlen(message);
int copyLen = messageLen>=MESSAGE_LENGTH?MESSAGE_LENGTH-1:messageLen;
memcpy(buf[rear],message,copyLen);
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How to convert byte array to Bitmap
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@Julian How to byte[] cannot be cast to java.lang.String when retreving image from Sqlite stackoverflow.com/questions/63658886/…
– Kingg
Aug 30 at 16:03
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How can I initialise a static Map?
...t allow me to have a String key so I can't use unmodifiableMap(). I guess casting to a HashMap would defeat the purpose as well. Any ideas?
– Luke
May 4 '11 at 14:36
30
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Mark parameters as NOT nullable in C#/.NET?
... @Jon, doesn't "if (arg = null)" work if there happens to be an implicit cast to bool defined? I admit it may seem perverse, but it does compile...
– Thomas S. Trias
Nov 29 '11 at 6:48
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Preferred Java way to ping an HTTP URL for availability
...pose this is a GET request. Is there a way to send HEAD instead?
You can cast the obtained URLConnection to HttpURLConnection and then use setRequestMethod() to set the request method. However, you need to take into account that some poor webapps or homegrown servers may return HTTP 405 error for ...
What does “var FOO = FOO || {}” (assign a variable or an empty object to that variable) mean in Java
... || in JS (and Perl) and the version in C, C++ and Java is that JS doesn't cast the result to a boolean. It's still a logical operator.
– Alnitak
Jun 22 '11 at 13:36
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Get generic type of class at runtime
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I am getting java.lang.Class cannot be cast to java.lang.reflect.ParameterizedType for this answer.
– Tomáš Zato - Reinstate Monica
May 1 '15 at 13:14
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PostgreSQL, checking date relative to “today”
... a year ago and part of the day today. If you want to filter on full days, cast now()::date as Alex Howansky suggested.
– tokenizer_fsj
Jul 4 '19 at 21:40
1
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Can overridden methods differ in return type?
...er generates/uses plain classes for nested/inner classes, type erasure and casts for generics, synthetic accessors for nested/inner class private "friendship", synthetic instance fields for outer 'this' pointers, synthetic static fields for '.class' literals, etc, etc.
and covariant return types is...