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How does this milw0rm heap spraying exploit work?
... pop es
0000001A 67305CFF xor [si-0x1],bl
0000001E 98 cwde
0000001F BBD7FFA4FE mov ebx,0xfea4ffd7
00000024 9B wait
00000025 74AD jz 0xffffffd4
00000027 058B8B028D add eax,0x8d028b8b
0000002C D893BCCD35A2 fcom ...
Effects of the extern keyword on C functions
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dirkgentlydirkgently
98.7k1616 gold badges119119 silver badges180180 bronze badges
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Converting String to “Character” array in Java
...
One liner with java-8:
String str = "testString";
//[t, e, s, t, S, t, r, i, n, g]
Character[] charObjectArray =
str.chars().mapToObj(c -> (char)c).toArray(Character[]::new);
What it does is:
get an IntStream of the character...
How do I find the caller of a method using stacktrace or reflection?
...kTraceElements = Thread.currentThread().getStackTrace()
According to the Javadocs:
The last element of the array represents the bottom of the stack, which is the least recent method invocation in the sequence.
A StackTraceElement has getClassName(), getFileName(), getLineNumber() and getMet...
Java: Difference between PrintStream and PrintWriter
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Since Java 1.5, PrintStream has not been limited to using the platform default encoding; there are constructors that accepts a charset name. Thus the distinctions between PrintStream and PrintWriter are that a PrintWriter cannot wr...
How to get the number of characters in a std::string?
...00020: a4cc 80cc 9acc 88cd 9ccc a8cd 8ecc b0cc ................
00000030: 98cd 89cc 9f67 cc92 cd9d cd85 cd95 cd94 .....g..........
00000040: cca4 cd96 cc9f 6fcc 90cd afcc 9acc 85cd ......o.........
00000050: aacc 86cd a3cc a1cc b5cc a1cc bccd 9a ...............
50 codepoints
LATIN CAPITAL L...
JMS and AMQP - RabbitMQ
...e not a teacher :) ) Let's see all of these one by one.
As you know:
The Java Message Service (JMS) API is a Java Message Oriented Middleware (MOM) API for sending messages between two or more clients. JMS is a part of the Java Platform, Enterprise Edition, and is defined by a specification develo...
Convert a binary NodeJS Buffer to JavaScript ArrayBuffer
...else {
return createUnsafeBuffer(size);
}
}
????/lib/buffer.js#L98-L100 Node.js 9.4.0
function createUnsafeBuffer(size) {
return new FastBuffer(createUnsafeArrayBuffer(size));
}
What do you mean by a “memory pool?”
A memory pool is a fixed-size pre-allocated memory block for keepi...
Converting an int to a binary string representation in Java?
...(ideally, simplest) to convert an int to a binary string representation in Java?
16 Answers
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A simple scenario using wait() and notify() in java
...ad will call wait() again.
As some of the other answers have mentioned, Java 1.5 introduced a new concurrency library (in the java.util.concurrent package) which was designed to provide a higher level abstraction over the wait/notify mechanism. Using these new features, you could rewrite the orig...