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How to install Maven 3 on Ubuntu 18.04/17.04/16.10/16.04 LTS/15.10/15.04/14.10/14.04 LTS/13.10/13.04
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Use this command to select the correct version of maven after it's been installed: sudo update-alternatives --config mvn
– mogsie
Nov 1 '13 at 11:46
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How to capitalize first letter of each word, like a 2-word city? [duplicate]
... Might I recommend using \b\w instead of \w\S* as this will select the first letter of every word, even if the character inbetween is a slash or a dash rather than a space.
– BarryMode
Sep 15 '15 at 20:10
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The smallest difference between 2 Angles
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a one line simple solution and solved for me(not the selected answer ;) ). but tan inverse is a costly process.
– Mohan Kumar
Jun 20 '16 at 16:32
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Failed to Attach to Process ID Xcode
...ct menu and find the Edit Scheme menu there.
While in Edit Scheme window, select the "Run" option on the left hand side of the screen and then on the right hand side, change the debugger from LLDB to GDB.
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How do cache lines work?
...(DDR1/2/3/4 SDRAM burst transfer size is configurable up to 64B; CPUs will select the burst transfer size to match their cache line size, but 64B is common)
As a rule of thumb, if the processor can't forecast a memory access (and prefetch it), the retrieval process can take ~90 nanoseconds, or ~250...
Auto increment in phpmyadmin
...e on the pop-up window, scroll left and check A_I. Also make sure you have selected None for Default
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Can javax.persistence.Query.getResultList() return null?
... places. Especially as the documentation for getResultList reads Execute a SELECT query and return the query results as a(n) (un)typed List. - @return a list of the results. I'd still check for null of course and return an empty list myself if needed.
– René
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Draw multi-line text to Canvas
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You can get the metrics for a selected character, e.g. font.measure("Y")
– GregD
Apr 10 at 18:41
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Bash command to sum a column of numbers [duplicate]
... With bc -l you can even add up float numbers. With cut you can select columns from the input: cat input.txt | cut -d ' ' -f 8 | paste -sd+ | bc -l will add all float numbers in column 8 of the input (space being the field separator).
– Arne
Sep 24 '...
How to make an empty div take space
...t means the user won't accidentally copy-paste it, pseudo-elements being unselectable by default.
– Domino
Mar 26 '19 at 18:26
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