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How to trim whitespace from a Bash variable?
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Let's define a variable containing leading, trailing, and intermediate whitespace:
FOO=' test test test '
echo -e "FOO='${FOO}'"
# > FOO=' test test test '
echo -e "length(FOO)==${#FOO}"
# > length(FOO)==16
How to remove all whitespac...
How to prove that a problem is NP complete?
I have problem with scheduling. I need to prove that the problem is NP complete. What can be the methods to prove it NP complete?
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Can I use a binary literal in C or C++?
I need to work with a binary number.
19 Answers
19
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How can I join elements of an array in Bash?
If I have an array like this in Bash:
30 Answers
30
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如何选择机器学习算法 - 大数据 & AI - 清泛网移动版 - 专注IT技能提升
... know what machine learning algorithm to choose for your classification problem? Of course, if you really care about accuracy, your best bet is to test out a couple different ones (making sure to try different parameters within each algorithm as well), and select the best one by cross-validation. Bu...
如何选择机器学习算法 - 大数据 & AI - 清泛网移动版 - 专注IT技能提升
... know what machine learning algorithm to choose for your classification problem? Of course, if you really care about accuracy, your best bet is to test out a couple different ones (making sure to try different parameters within each algorithm as well), and select the best one by cross-validation. Bu...
如何选择机器学习算法 - 大数据 & AI - 清泛网移动版 - 专注IT技能提升
... know what machine learning algorithm to choose for your classification problem? Of course, if you really care about accuracy, your best bet is to test out a couple different ones (making sure to try different parameters within each algorithm as well), and select the best one by cross-validation. Bu...
如何选择机器学习算法 - 大数据 & AI - 清泛网移动版 - 专注IT技能提升
... know what machine learning algorithm to choose for your classification problem? Of course, if you really care about accuracy, your best bet is to test out a couple different ones (making sure to try different parameters within each algorithm as well), and select the best one by cross-validation. Bu...
如何选择机器学习算法 - 大数据 & AI - 清泛网移动版 - 专注IT技能提升
... know what machine learning algorithm to choose for your classification problem? Of course, if you really care about accuracy, your best bet is to test out a couple different ones (making sure to try different parameters within each algorithm as well), and select the best one by cross-validation. Bu...
如何选择机器学习算法 - 大数据 & AI - 清泛网移动版 - 专注IT技能提升
... know what machine learning algorithm to choose for your classification problem? Of course, if you really care about accuracy, your best bet is to test out a couple different ones (making sure to try different parameters within each algorithm as well), and select the best one by cross-validation. Bu...