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How to un-escape a backslash-escaped string?
Suppose I have a string which is a backslash-escaped version of another string. Is there an easy way, in Python, to unescape the string? I could, for example, do:
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Restore file from old commit in git
... overwrite the local file path/to/file.txt
See man git-rev-parse for possible revision specifications there (of course a simple hash (like dd9bacb) will do nicely)
Don't forget to commit the change (after a review...)
shar...
How to make Java honor the DNS Caching Timeout?
We use GSLB for geo-distribution and load-balancing. Each service is assigned a fixed domain name. Through some DNS magic, the domain name is resolved into an IP that's closest to the server with least load. For the load-balancing to work, the application server needs to honor the TTL from DNS respo...
Can I make fast forwarding be off by default in git?
...eally ever think of a time when I would use git merge rather than git rebase and not want to have a commit show up. Is there any way to configure git to have fast forwarding off by default? The fact that there's an --ff option would seem to imply that there's a way, but I can't seem to fin...
Argparse optional positional arguments?
I have a script which is meant to be used like this:
usage: installer.py dir [-h] [-v]
3 Answers
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What and where are the stack and heap?
Programming language books explain that value types are created on the stack , and reference types are created on the heap , without explaining what these two things are. I haven't read a clear explanation of this. I understand what a stack is. But,
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What does “atomic” mean in programming?
In the Effective Java book, it states:
6 Answers
6
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Naming of ID columns in database tables
I was wondering peoples opinions on the naming of ID columns in database tables.
24 Answers
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Are email addresses case sensitive?
I've read that by standard first part of e-mail is case sensitive, however I've tried to send e-mail to name@example.com , Name@example.com and NAME@example.com - it has arrived in each case.
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Returning JSON from PHP to JavaScript?
I have a PHP script that's being called through jQuery AJAX. I want the PHP script to return the data in JSON format to the javascript. Here's the pseudo code in the PHP script:
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