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How can prepared statements protect from SQL injection attacks?
...nd even alter it, as every SQL injection example shows it (all examples in PHP/Mysql):
$expected_data = 1;
$query = "SELECT * FROM users where id=$expected_data";
will produce a regular query
SELECT * FROM users where id=1
while this code
$spoiled_data = "1; DROP TABLE users;"
$query ...
Git: fatal: Pathspec is in submodule
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How do I prevent node.js from crashing? try-catch doesn't work
From my experience, a php server would throw an exception to the log or to the server end, but node.js just simply crashes. Surrounding my code with a try-catch doesn't work either since everything is done asynchronously. I would like to know what does everyone else do in their production servers.
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Mock functions in Go
...erstand your second sentence. TDD drives better code. Your code changes in order to be testable (because testable code is necessarily modular with well-thought-out interfaces), but the primary purpose is to have better code--having automated tests is just an awesome secondary benefit. If your concer...
Check if object is a jQuery object
...p;& obj instanceof jQuery since jQuery does not have to be declared in order for the typeof operator to work without throwing an error.
– Patrick Roberts
Aug 17 '15 at 19:05
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How to overload functions in javascript?
...ault value for an argument if it is not passed.
Named arguments - Argument order becomes irrelevant and you just name which arguments you want to pass to the function.
Below is a section on each of these categories of argument handling.
Variable Arguments
Because javascript has no type checking ...
iPhone UITextField - Change placeholder text color
... be certain which method will be called, or if both with be called, or the order in which they will be called.
– sean woodward
Dec 10 '12 at 17:05
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How to Select Every Row Where Column Value is NOT Distinct
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Calculating a directory's size using Python?
... It is probably wise to add the '-x' option to the du command in order to confine the search to the filesystem. In other words, use ['du', '-shx', path] instead.
– Keith Hanlan
Sep 27 '17 at 20:35
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What is the LD_PRELOAD trick?
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LD_PRELOAD can by virtue of load order intercept application-specified hardcoded paths.
– Joshua
Jun 10 '11 at 16:05
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