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How can I download a specific Maven artifact in one command line?
...-dormant state within Maven 2. So I think we have to use the long name for now (when using the plugin without a pom, which is the idea behind dependency:get).
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How do CDI and EJB compare? interact?
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It is currently indeed a bit confusing as there are now multiple component models in Java EE. They are CDI, EJB3 and JSF Managed Beans.
CDI is the new kid on the block. CDI beans feature dependency injection, scoping and an event bus. CDI beans are the most flexible with resp...
Is a Java hashmap search really O(1)?
...hm! We can generalzie this to
pcollision x k = (n / capacity)k
And now we can disregard some arbitrary number of collisions and end up with vanishingly tiny likelihood of more collisions than we are accounting for. You could get the probability to an arbitrarily tiny level by choosing the c...
Git “error: The branch 'x' is not fully merged”
...at's the specific issue here, but I ran into the problem you describe just now, so thanks!
– Daniel Buckmaster
Oct 2 '12 at 21:38
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Associative arrays in Shell scripts
...ys that are built in to the shell. This should work in bash 4.0 (available now on most major distros, though not on OS X unless you install it yourself), ksh, and zsh:
declare -A newmap
newmap[name]="Irfan Zulfiqar"
newmap[designation]=SSE
newmap[company]="My Own Company"
echo ${newmap[company]}
e...
Using the scrollwheel in GNU screen
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Yes, I know about scrollback mode. I was hoping that I would not have to manually enter scrollback mode in order to use the mouse. Thanks.
– JesperE
Jan 24 '09 at 20:34
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How do I connect to a MySQL Database in Python?
... documentation. A good starting point.
3 - More advanced usage
Once you know how it works, You may want to use an ORM to avoid writing SQL manually and manipulate your tables as they were Python objects. The most famous ORM in the Python community is SQLAlchemy.
I strongly advise you to use it: ...
SQL Server ':setvar' Error
...TABASE [$DatabaseName] it was simply CREATE DATABASE MYDBNAME. This script now works to create my database via executenonquery() during my first application startup after install.
– Scott
Jul 19 '16 at 20:56
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When to use RSpec let()?
...able, and a few of them started writing with it. I've got enough spec code now using let() that I run into some of those problems too. I find myself going to the example, and starting from the innermost example group, work myself back up. It is the same skill as using a highly meta-programmable envi...
C# generic type constraint for everything nullable
...ct an instance. I use this pattern often.
– Mike Marynowski
Sep 7 '18 at 3:53
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