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How to get a pixel's x,y coordinate color from an image?
...rves up a custom image asset for a logged in user and an attacker wants to read the image to get information. You can solve the problem by either serving the image from the same server or implementing Cross-origin resource sharing.
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What is the difference between YAML and JSON?
...fact the YAML homepage is itself valid YAML, yet it is easy for a human to read.
YAML has the ability to reference other items within a YAML file using "anchors." Thus it can handle relational information as one might find in a MySQL database.
YAML is more robust about embedding other serializatio...
How do I get the collection of Model State Errors in ASP.NET MVC?
...er to first check for null on the ViewData.ModelState["Property"] prior to reading in Errors?
– David Hollowell - MSFT
Nov 6 '12 at 18:16
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How to validate an email address in PHP
...ng a confirmation mail.
Now that you have your easy answer feel free to read on about email address validation if you care to learn or otherwise just use the fast answer and move on. No hard feelings.
Trying to validate an email address using a regex is an "impossible" task. I would go as far a...
Is there a C++ decompiler? [closed]
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To my reading of the docs, hex-rays only outputs C like pseudo-code. Not that that makes it useless for decompilling C++, you just need to know a bit about how compilers convert C++ structures.
– Michael Ander...
SQLite: How do I save the result of a query as a CSV file?
...port sqlite3
conn = sqlite3.connect('your_cool_database.sqlite')
df = pd.read_sql('SELECT * from orders', conn)
df.to_csv('orders.csv', index = False)
You can customize the query to only export part of the sqlite table to the CSV file.
You can also run a single command to export all sqlite tables...
Find a Git branch containing changes to a given file
...)
FILENAME="<filename>"
git log --all --format=%H $FILENAME | while read f; do git branch --contains $f; done | sort -u
Manually inspect:
gitk --all --date-order -- $FILENAME
Find all changes to FILENAME not merged to master:
git for-each-ref --format="%(refname:short)" refs/heads | gre...
What to put in a python module docstring? [closed]
Ok, so I've read both PEP 8 and PEP 257 , and I've written lots of docstrings for functions and classes, but I'm a little unsure about what should go in a module docstring. I figured, at a minimum, it should document the functions and classes that the module exports, but I've also seen a few mod...
Core Data vs SQLite 3 [closed]
I am already quite familiar with relational databases and have used SQLite (and other databases) in the past. However, Core Data has a certain allure, so I am considering spending some time to learn it for use in my next application.
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Encrypt Password in Configuration Files? [closed]
I have a program that reads server information from a configuration file and would like to encrypt the password in that configuration that can be read by my program and decrypted.
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