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SQL injection that gets around mysql_real_escape_string()
...mysql_real_escape_string("\xbf\x27 OR 1=1 /*");
mysql_query("SELECT * FROM test WHERE name = '$var' LIMIT 1");
In certain circumstances, that will return more than 1 row. Let's dissect what's going on here:
Selecting a Character Set
mysql_query('SET NAMES gbk');
For this attack to work, we need t...
dispatch_after - GCD in Swift?
...R_SEC)))
dispatch_after(delayTime, dispatch_get_main_queue()) {
print("test")
}
EDIT:
I recommend using @matt's really nice delay function.
EDIT 2:
In Swift 3, there will be new wrappers for GCD. See here: https://github.com/apple/swift-evolution/blob/master/proposals/0088-libdispatch-for-s...
Refresh a page using JavaScript or HTML [duplicate]
...
no, i did not test them all
– epoch
Jan 10 '14 at 8:06
13
...
How to remove convexity defects in a Sudoku square?
...sudoku board stands straight, otherwise height/width (or vice versa) ratio test will most probably fail and you will not be able to detect edges of sudoku. (I also want to add that if lines that are not perpendicular to the image borders, sobel operations (dx and dy) will still work as lines will st...
How to inspect the return value of a function in GDB?
...
(gdb) r
Starting program: /usr/home/hark/a.out
Breakpoint 1, fun () at test.c:2
2 return 42;
(gdb) finish
Run till exit from #0 fun () at test.c:2
main () at test.c:7
7 return 0;
Value returned is $1 = 42
(gdb)
The finish command can be abbreviated as fin. Do NOT ...
getenv() vs. $_ENV in PHP
...tenv() is a better choice because, as a function, it can be overloaded for testing purposes. Whereas overwriting your $_SERVER or $_ENV variables might interfere with test frameworks and other libraries and ultimately require a lot more work to carry out safely.
...
Debug code-first Entity Framework migration codes
... hit a break point in a db migration set the context to MigrateDatabaseToLatestVersion on initialise.
Database.SetInitializer(new MigrateDatabaseToLatestVersion<EnterContextHere, Configuration>());
Then you just debug as normal (run using f5) and the breakpoint will hit the first time you r...
How to run functions in parallel?
...ort ray
ray.init()
dir1 = 'C:\\folder1'
dir2 = 'C:\\folder2'
filename = 'test.txt'
addFiles = [25, 5, 15, 35, 45, 25, 5, 15, 35, 45]
# Define the functions.
# You need to pass every global variable used by the function as an argument.
# This is needed because each remote function runs in a diffe...
Can I run multiple programs in a Docker container?
...ion is to:
Put all of your commands in a wrapper script, complete with testing
and debugging information. Run the wrapper script as your CMD. This is
a very naive example. First, the wrapper script:
#!/bin/bash
# Start the first process
./my_first_process -D
status=$?
if [ $status -ne 0 ]...
Downloading images with node.js [closed]
...ngth:', res.headers['content-length']);
request(uri).pipe(fs.createWriteStream(filename)).on('close', callback);
});
};
download('https://www.google.com/images/srpr/logo3w.png', 'google.png', function(){
console.log('done');
});
...