Jacco

Jacco has asked 32 questions and find answers to 48 problems.

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Jacco questions

How to automatically excerpt user generated content?
How to describe multi-column foreign key in Doctrine mapping
Javascript prevent anonymous function?
robots.txt: disallow all but a select few, why not? [closed]
Learning C properly: yes or no?
Optimal query to fetch a cumulative sum in MySQL
FIRST ORDER BY ... THEN GROUP BY
What is the difference between: image/x-citrix-pjpeg and image/pjpeg
How to notify someone that their website is vulnerable to SQL injection? [closed]
PHP's error_log() vs syslog()

Jacco answers

What are the weaknesses of this user authentication method?
Checking a constant for security reason
Creating an image without storing it as a local file
How insecure is a salted SHA1 compared to a salted SHA512
Can I programmatically log into a website without storing the password in plaintext?
Is it considered bad practice to use absolute positioning? [closed]
Algorithm for one way password encryption
How to set up a icon for a web application in java?
Proper salting and using PHPass
How to hide a page url from bots/spiders?