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vim command to restructure/force text to 80 columns
...ers focus on limiting the width of a line when a line is split spaces into words. This solution works for very long words (DNA sequences).
– pedrosaurio
Feb 14 '18 at 7:49
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Convert ArrayList to String[] array [duplicate]
...erence even if held instance doesn't have (doesn't support) them. In other words we could end up trying to use data which doesn't exist, which could lead to many problems. So to prevent such situation JVM throws exception, and stop further potentially dangerous code.
You could ask now "So why aren't...
What is scaffolding? Is it a term for a particular platform?
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See linuxgeekoid.wordpress.com/2011/06/18/… for an elaboration of this perspective. Other uses of the term are derivative.
– Alan
Feb 19 '15 at 22:50
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What is the difference between a heuristic and an algorithm?
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I believe your definition of the word algorithm is too restrictive. Does the use of the word sequence implies non-parallell ? Parallell algorithms are fine and even usual nowaday. What about solving a problem using a neural network ? Or a constraint propagat...
Can a foreign key be NULL and/or duplicate?
...o the client ID is filled in but the sales rep ID might be null. In other words, usually you need the ability to have a null FK when you may not know its value at the time the data is entered, but you do know other values in the table that need to be entered. To allow nulls in an FK generally all y...
Changes in import statement python3
... not explicit whether you want the 'relative' or 'absolute' base. In other words, if there was a Python package named base installed in the system, you'd get the wrong one.
Instead it requires you to use explicit imports which explicitly specify location of a module on a path-alike basis. Your deri...
Why can't I have “public static const string S = ”stuff"; in my Class?
...ue of the constant member, instead of a reference to the member.
In other words, a const member containing the value 10, might get compiled into code that uses it as the number 10, instead of a reference to the const member.
This is different from a static readonly field, which will always be comp...
What is database pooling?
...i, slower than if I'd done it by hand, faster than if I'd try to coerce MS Word into making it easier :-)
– paxdiablo
Apr 6 '16 at 1:48
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sh...
How to enter command with password for git pull?
... is not exactly what you asked for, but for http(s):
you can put the password in .netrc file (_netrc on windows). From there it would be picked up automatically. It would go to your home folder with 600 permissions.
you could also just clone the repo with https://user:pass@domain/repo but that's n...
Why use strict and warnings?
... could be forcing declaration, being explicit on strings and subs i.e. barewords or using refs with caution. Note: if there are errors use strict will abort the execution if used.
While use warnings; will help you find typing mistakes in program like you missed a semicolon, you used 'elseif' and no...
