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How do I iterate over a range of numbers defined by variables in Bash?
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seq involves the execution of an external command which usually slows things down. This may not matter but it becomes important if you're writing a script to handle lots of data.
– paxdiablo
Oct 4 '08 at 1:45
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Difference in make_shared and normal shared_ptr in C++
Many google and stackoverflow posts are there on this, but I am not able to understand why make_shared is more efficient than directly using shared_ptr .
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How to store Node.js deployment settings/configuration files?
I have been working on a few Node apps, and I've been looking for a good pattern of storing deployment-related settings. In the Django world (where I come from), the common practise would be to have a settings.py file containing the standard settings (timezone, etc), and then a local_settings.py ...
A more pretty/informative Var_dump alternative in PHP? [closed]
...decent PHP programmer has a print_r or var_dump wrapper they use, love and assign shortcut keys to, why don't we share our favourite ones .
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Git pull without checkout?
I'm used to running git pull and other commands from within a branch I'm working on. But I have set up a development server that several people work on, so I don't want to have to switch branches when I do it. If I want to update an existing branch on the dev server from the github repository we a...
About “*.d.ts” in TypeScript
I'm feeling curious about *.d.ts because I'm a newbie in TypeScript. And I was told by someone that this kind of file is something like "head file" in C++ but for JS only. But I cannot convert a pure JS file to *.d.ts file unless I forcely change the *.js to *.ts . So I have three files:
a JS...
Can I split an already split hunk with git?
I've recently discovered git's patch option to the add command, and I must say it really is a fantastic feature.
I also discovered that a large hunk could be split into smaller hunks by hitting the s key, which adds to the precision of the commit.
But what if I want even more precision, if the...
How to create a HashMap with two keys (Key-Pair, Value)?
...= 31 * result + y;
return result;
}
}
Implementing equals() and hashCode() is crucial here. Then you simply use:
Map<Key, V> map = //...
and:
map.get(new Key(2, 5));
Table from Guava
Table<Integer, Integer, V> table = HashBasedTable.create();
//...
table.get(2, 5);...
Tools for creating Class Diagrams [closed]
...odeler, not a drawing tool. Your diagrams are UML-compliant, generate code and can be exported as UML/XMI files. It's web-based and free so it matches your criteria.
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What are the differences between Pandas and NumPy+SciPy in Python? [closed]
They both seem exceedingly similar and I'm curious as to which package would be more beneficial for financial data analysis.
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