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Is std::vector so much slower than plain arrays?
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Using the following:
g++ -O3 Time.cpp -I <MyBoost>
./a.out
UseArray completed in 2.196 seconds
UseVector completed in 4.412 seconds
UseVectorPushBack completed in 8.017 seconds
The whole thing completed in 14.626 seconds
So array is twice as quick...
Can you use if/else conditions in CSS?
...can use classes for this, if you have access to the HTML. Consider this:
<p class="normal">Text</p>
<p class="active">Text</p>
and in your CSS file:
p.normal {
background-position : 150px 8px;
}
p.active {
background-position : 4px 8px;
}
That's the CSS way to do i...
Print new output on same line [duplicate]
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From help(print):
Help on built-in function print in module builtins:
print(...)
print(value, ..., sep=' ', end='\n', file=sys.stdout)
Prints the values to a stream, or to sys.stdout by default.
Optional keyword arguments:
file: a file-...
How to start jenkins on different port rather than 8080 using command prompt in Windows?
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With Ubuntu 14.4 I had to change the file /etc/default/jenkins
E.g.
#HTTP_PORT=8080
HTTP_PORT=8083
and restart the service
service jenkins restart
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impr...
Disable assertions in Python
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How do I disable assertions in Python?
There are multiple approaches that affect a single process, the environment, or a single line of code.
I demonstrate each.
For the whole process
Using the -O flag (capital O) disables all assert statements in a process.
For example:
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What are the pros and cons of both Jade and EJS for Node.js templating? [closed]
...om ExpressJS. Stuff that make me crazy when using Jade are solved in EJS
<div class="<%= isAdmin? 'admin': '' %> user"></div>
And I can know what is what with EJS
<a href="/user/<%= user.id %>"><%= user.name %></a>
If you miss the short syntax of Jade...
How to write one new line in Bitbucket markdown?
...s possible, as addressed in Issue #7396:
When you do want to insert a <br /> break tag using Markdown, you end a line with two or more spaces, then type return or Enter.
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Why do I need an IoC container as opposed to straightforward DI code? [closed]
...ile, injecting either in a constructor, property, or method. I've never felt a need to use an Inversion of Control (IoC) container. However, the more I read, the more pressure I feel from the community to use an IoC container.
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How to select the row with the maximum value in each group
In a dataset with multiple observations for each subject I want to take a subset with only the maximum data value for each record. For example, with a following dataset:
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How can I use pickle to save a dict?
...this level of question -- the average user will be just fine with the defaults.
– houbysoft
Dec 25 '16 at 2:52
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