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What is the difference between mutex and critical section?
...ree programming is like Shangri La, except it exists. Keir Fraser's paper (PDF) explores this rather interestingly (going back to 2004). And we're still struggling with it in 2012. We suck.
– Tim Post♦
Oct 11 '12 at 15:07
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Where are static variables stored in C and C++?
...good link explaining these concepts:
http://www.inf.udec.cl/~leo/teoX.pdf
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How to use phpexcel to read data and insert into database?
...ere I want to read data from excel, Insert into database and then generate pdf reports for specific users.
I searched a lot but nothing specific given about both things.
...
URL encoding the space character: + or %20?
...seen "+" in some Web APIs which don't respond with HTML e.g. you request a pdf. I consider it wrong that they dont use "%20".
– The incredible Jan
Oct 12 '17 at 14:09
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how to create a file name with the current date & time in python?
...on (hard drive)
# folder_name = directory (folder) to receive and store PDF files
drive_letter = r'D:\\'
folder_name = r'downloaded-files'
folder_time = datetime.now().strftime("%Y-%m-%d_%I-%M-%S_%p")
folder_to_save_files = drive_letter + folder_name + folder_time
# IF no such folder exists, ...
Change File Extension Using C#
I have many file types: pdf, tiff, jpeg, bmp. etc.
My question is how can I change file extension?
I tried this:
5 Answers
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Learning Ruby on Rails
...ment with Rails; both books have been excellent.
Peepcode screencasts and PDF books have also been great for getting started; at $9 per screencast it's hard to go wrong. I actually bought a 5-pack.
Also check out the following:
Official Rails Guides
Railscasts
railsapi.com or Ruby on Rails - AP...
Difference between static memory allocation and dynamic memory allocation
...R's The C programming language, Appendix A, Section 4.1, "Storage Class". (PDF)
C11 standard, section 5.1.2, 6.2.2.3
Wikipedia also has good pages on Static Memory allocation, Dynamic Memory Allocation and Automatic memory allocation
The C Dynamic Memory Allocation page on Wikipedia
This Memory Mana...
Parse email content from quoted reply
... what, if you're interested in the threading process, check out this great PDF on reassembling email threads.
When you don't have the thread:
If you are stuck with only one message from the thread, you're doing to have to try to guess what the quote is. In that case, here are the different quotat...
What algorithms compute directions from point A to point B on a map?
...roven for correctness:
http://algo2.iti.uka.de/schultes/hwy/schultes_diss.pdf
Here's a google tech talk on the subject:
http://www.youtube.com/watch?v=-0ErpE8tQbw
Here's a implementation of the highway-hierarchies algorithm as discussed by schultes (currently in berlin only, I'm writing the inte...