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How to find the last field using 'cut'
... @tom OP has asked more questions than just this in the last few hours. Based on our interactions with the OP we know that awk/sed/etc. are not allowed in his homework, but a reference to rev has not been made. So it was worth a shot
– zedfoxus
Mar 29 '14 at...
std::string to float or double
...
@Johannes Schaub: Based on ADL, he might as well have, the using defintions plus what he is actually using will probably bring into scope a vast number of std elements. Furthermore lexical_cast is insanely slow, so no +1 from me.
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How to extract a floating number from a string [duplicate]
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You may like to try something like this which covers all the bases, including not relying on whitespace after the number:
>>> import re
>>> numeric_const_pattern = r"""
... [-+]? # optional sign
... (?:
... (?: \d* \. \d+ ) # .1 .12 .123 etc 9.1 etc 9...
Running a command in a Grunt Task
I'm using Grunt (task-based command line build tool for JavaScript projects) in my project. I've created a custom tag and I am wondering if it is possible to run a command into it.
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How do I split a string by a multi-character delimiter in C#?
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Based on existing responses on this post, this simplify the implementation :)
namespace System
{
public static class BaseTypesExtensions
{
/// <summary>
/// Just a simple wrapper to simplify the...
data type not understood
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How to squash commits in git after they have been pushed?
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Squash commits locally with
git rebase -i origin/master~4 master
and then force push with
git push origin +master
Difference between --force and +
From the documentation of git push:
Note that --force applies to all the refs that are pushed, hen...
How to center canvas in html5
... bottom: 0;
left: 0;
right: 0;
}
The canvas will center itself based on the first parent element that has position set to relative or absolute, or the body if none is found.
Another approach would be to use display: flex, that is available in IE11
Also, make sure you use a recent docty...
SQL WHERE ID IN (id1, id2, …, idn)
...horrible performance-wise. It sends a query every loop and hammers the database with small queries. It also prevents it from using any optimizations for "value is one of those in a given list"
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JavaScript code to stop form submission
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Base on @Vikram Pudi answer, we can also do like this with pure Javascript
<form onsubmit="submitForm(event)">
<input type="text">
<input type="submit">
</form>
<script type="text/javascri...