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Is pass-by-value a reasonable default in C++11?
...ar(foo f); // want to obtain a copy of f
bar(const foo& f); // want to read f
bar(foo& f); // want to modify f
All other signatures should be used only sparingly, and with good justification. The compiler will now pretty much always work these out in the most efficient way. You can just ge...
Binary Data in JSON String. Something better than Base64
...a is a hack so is multipart/form-data. Even the blog article you've linked reads that By using the Content-Type multipart/form-data you state, that what you send is actually a form. But it is not. so I think the base64 hack is not only much easier to implement but also more reliable I have seen some...
How does RewriteBase work in .htaccess
...
In my own words, after reading the docs and experimenting:
You can use RewriteBase to provide a base for your rewrites. Consider this
# invoke rewrite engine
RewriteEngine On
RewriteBase /~new/
# add trailing slash if missing
rewrite...
How can I view live MySQL queries?
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Even though an answer has already been accepted, I would like to present what might even be the simplest option:
$ mysqladmin -u bob -p -i 1 processlist
This will print the current queries on your screen every second.
-u The mysql user you want to ...
When to use inline function and when not to use it?
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@jalf: Reading my comment in retrospect I realize it is rather vague and not that well thought out. Defining the same function in multiple files results a linker error which can be countered by declaring the function 'static'. Howev...
How to overcome TypeError: unhashable type: 'list'
...you're done
with open('filename.txt', 'rb') as f:
d = {}
# Here we use readlines() to split the file into a list where each element is a line
for line in f.readlines():
# Now we split the file on `x`, since the part before the x will be
# the key and the part after the value
line =...
What is the difference between '@' and '=' in directive scope in AngularJS?
I've read the AngularJS documentation on the topic carefully, and then fiddled around with a directive. Here's the fiddle .
...
What is a good choice of database for a small .NET application? [closed]
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Instead of leaving the small hard to read message at the top of your answer that explains that the information is outdated. It might be easier just to update and/or append to your answer and include some examples of options available today.
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When should I use uuid.uuid1() vs. uuid.uuid4() in python?
...isions.
This excellent answer by Bob Aman sums it up nicely. (I recommend reading the whole answer.)
Frankly, in a single application space
without malicious actors, the
extinction of all life on earth will
occur long before you have a
collision, even on a version 4 UUID,
even if you'...
100% width Twitter Bootstrap 3 template
... start writing <div class="row"> without container class and you are ready to go with 100% width layout.
<!DOCTYPE html>
<html>
<head>
<title>Bootstrap Basic 100% width Structure</title>
<meta name="viewport" content="width=device-width, initial-sc...