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What should every programmer know about security? [closed]
...ecure:
Writing Secure Code 2nd Edition - I think every programmer should read this
Building Secure Software: How to Avoid Security Problems the Right Way
Secure Programming Cookbook
Exploiting Software
Security Engineering - an excellent read
Secure Programming for Linux and Unix HOWTO
Train yo...
Using .NET, how can you find the mime type of a file based on the file signature not the extension
... itself. Usually, only the first 256 bytes of data are significant.
So, read the first (up to) 256 bytes from the file and pass it to FindMimeFromData.
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Why does C# disallow readonly local variables?
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One reason is there is no CLR support for a readonly local. Readonly is translated into the CLR/CLI initonly opcode. This flag can only be applied to fields and has no meaning for a local. In fact, applying it to a local will likely produce unverifiable code.
This ...
Locking pattern for proper use of .NET MemoryCache
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This is my 2nd iteration of the code. Because MemoryCache is thread safe you don't need to lock on the initial read, you can just read and if the cache returns null then do the lock check to see if you need to create the string. It greatly simplifies the code.
const string CacheKey = "C...
Merge PDF files
...ions.
#!/usr/bin/env python
import sys
try:
from PyPDF2 import PdfFileReader, PdfFileWriter
except ImportError:
from pyPdf import PdfFileReader, PdfFileWriter
def pdf_cat(input_files, output_stream):
input_streams = []
try:
# First open all the files, then produce the outpu...
Why would $_FILES be empty when uploading files to PHP?
... configured php.ini to allow file uploads and such. The tmp folder has read/write privileges for the current user. I'm stumped.
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What is the purpose of wrapping whole Javascript files in anonymous functions like “(function(){ … }
I have been reading a lot of Javascript lately and I have been noticing that the whole file is wrapped like the following in the .js files to be imported.
...
Listing and deleting Git commits that are under no branch (dangling?)
...c --prune=now
But be certain that this is what you want. I recommend you read the man pages but here is the gist:
git gcremoves unreachable objects (commits, trees, blobs (files)). An object is unreachable if it isn't part of the history of some branch. Actually it is a bit more complicated:
git...
Relational table naming convention [closed]
...eathens. Plural in the table names are a sure sign of someone who has not read any of the standard materials and has no knowledge of database theory.
Some of the wonderful things about Standards are:
they are all integrated with each other
they work together
they were written by minds greater...
Array versus List: When to use which?
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Finally got around to reading this over 3 years later haha. Good article then, good article now. :)
– Spencer Ruport
Apr 20 '12 at 19:36
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