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How can I prevent SQL injection in PHP?

...is way it is impossible for an attacker to inject malicious SQL. You basically have two options to achieve this: Using PDO (for any supported database driver): $stmt = $pdo->prepare('SELECT * FROM employees WHERE name = :name'); $stmt->execute([ 'name' => $name ]); foreach ($stmt as $...
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What is the “__v” field in Mongoose

... now, but I wanted something that I could put in the Schema directly so in all queries. – diosney Mar 24 '14 at 11:52 ...
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Are lists thread-safe?

... data is not protected. For example: L[0] += 1 is not guaranteed to actually increase L[0] by one if another thread does the same thing, because += is not an atomic operation. (Very, very few operations in Python are actually atomic, because most of them can cause arbitrary Python code to be call...
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How to compile python script to binary executable

... Or use PyInstaller as an alternative to py2exe. Here is a good starting point. PyInstaller also lets you create executables for linux and mac... Here is how one could fairly easily use PyInstaller to solve the issue at hand: pyinstall...
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List of foreign keys and the tables they reference

...key is described in the columns r_owner and r_constraint_name of the table ALL_CONSTRAINTS. This will give you the info you want: SELECT a.table_name, a.column_name, a.constraint_name, c.owner, -- referenced pk c.r_owner, c_pk.table_name r_table_name, c_pk.constraint_name r_pk FROM...
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JavaScript open in a new window, not tab

I have a select box that calls window.open(url) when an item is selected. Firefox will open the page in a new tab by default. However, I would like the page to open in a new window, not a new tab. ...
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Can you nest html forms?

... I agree with the answer, but to ask another, why not? Why does HTML not allow for nesting forms? To me, it appears to be a limitation that we would be better off without. There are many examples where using nested forms would be easier to program (i.e. using an upload photo form with a profile ed...
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Loop through files in a directory using PowerShell

How can I change the following code to look at all the .log files in the directory and not just the one file? 4 Answers ...
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How to ALTER multiple columns at once in SQL Server

.... Each statement means a new scan but if you could alter multiple columns, all altering could have been much quicker – erikkallen Sep 8 '16 at 6:31 ...
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How to easily map c++ enums to strings

...xtra syntactic sugar, here's how to write a map_init class. The goal is to allow std::map<MyEnum, const char*> MyMap; map_init(MyMap) (eValue1, "A") (eValue2, "B") (eValue3, "C") ; The function template <typename T> map_init(T&) returns a map_init_helper<T>. map...