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SQL injection that gets around mysql_real_escape_string()
...ut, there are 5 such encodings supported in MySQL 5.6 by default: big5, cp932, gb2312, gbk and sjis. We'll select gbk here.
Now, it's very important to note the use of SET NAMES here. This sets the character set ON THE SERVER. If we used the call to the C API function mysql_set_charset(), we'd be f...
Running Bash commands in Python
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328
Don't use os.system. It has been deprecated in favor of subprocess. From the docs: "This modul...
What and where are the stack and heap?
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Ates Goral
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answered Sep 17 '08 at 4:52
Jeff HillJeff Hil...
Export database schema into SQL file
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Taryn♦Taryn
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3
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File I/O in Every Programming Language [closed]
...o me.
– Calvin1602
Aug 22 '10 at 10:32
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Pretty-print C++ STL containers
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vitautvitaut
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Why would I want stage before committing in Git?
... else.
– Ben Jackson
Aug 2 '17 at 4:32
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Can you add new statements to Python's syntax?
...8 LOAD_CONST 2 (1)
31 INPLACE_SUBTRACT
32 STORE_FAST 0 (num)
35 JUMP_ABSOLUTE 3
>> 38 POP_BLOCK
>> 39 LOAD_CONST 0 (None)
42 RETURN_VALUE
The most interesting operation is n...
lexers vs parsers
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32
When is lexing enough, when do you need EBNF?
EBNF really doesn't add much to the power of...
Bytecode features not available in the Java language
...tors. Within byte code instructions, all of the named types take the space 32 bit which allows to represent them as int. Officially, only the int, float, long and double types exist within byte code which all need explicit conversion by the rule of the JVM's verifier.
Not release a monitor
A synch...