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How can I change Mac OS's default Java VM returned from /usr/libexec/java_home
.../java_home -v '1.7*' to give you a suitable value to put into JAVA_HOME in order to make command line tools use Java 7.
export JAVA_HOME="`/usr/libexec/java_home -v '1.7*'`"
But standard double-clickable application bundles don't use JDKs installed under /Library/Java at all. Old-style .app bund...
Access lapply index names inside FUN
...e indices of x, but also pass in x and the names of x. As you can see, the order of the function arguments can be anything - lapply will pass in the "element" (here the index) to the first argument not specified among the extra ones. In this case, I specify y and n, so there's only i left...
Which ...
How can I use break or continue within for loop in Twig template?
...
@pathros In order to get the first value, use the first twig filter: twig.sensiolabs.org/doc/filters/first.html
– Victor Bocharsky
Feb 11 '16 at 20:21
...
Should MySQL have its timezone set to UTC?
...id)
-- WHERE tzn.Name LIKE 'Europe/Moscow' -- Moscow has weird DST changes
ORDER BY tzt.Transition_time ASC
CONVERT_TZ also applies any necessary DST changes based on the rules in the above tables and the date that you use.
Note:
According to the docs, the value you set for time_zone does not cha...
Why do we use arrays instead of other data structures?
... at most two children. You can have a binary tree with the elements in any order. The binary search tree is organized as you describe.
– gnud
Jan 2 '09 at 20:37
1
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What's the difference between “Solutions Architect” and “Applications Architect”? [closed]
...requirement is to reduce the number of staff in a call center taking Pizza orders, a solutions architect looks at all of the component pieces that will have to come together to satisfy this, things like what voice recognition software to use, what hardware is required, what OS would be best suited t...
std::string formatting like sprintf
...ed output and will not calculate the outputs length if that occurs.
So in order to get rid of the deprecation warnings during compilation, you can insert the following line at the top of the file which contains the use of _snprintf:
#pragma warning(disable : 4996)
Final thoughts
A lot of answ...
Memory management in Qt?
...d manually before the parent.)
You could also delete the child first, the order doesn't matter. For an example where the order does matter here's the documentation about object trees.
If your MyClass is not a child of QObject, you’ll have to use the plain C++ way of doing things.
Also, note tha...
Revert a range of commits in git
...nius. thanks. It hadn't occurred to me I need to revert commits in reverse order for the patches to apply, duh. This command shows the way.
– Tim Abell
May 15 '12 at 14:20
5
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Storing Data in MySQL as JSON
...er rules that MySQL follows when comparing JSON values, see Comparison and Ordering of JSON Values.
MySQL 5.7.8 also introduces a number of functions for working with JSON values. These functions include those listed here:
Functions that create JSON values: JSON_ARRAY(), JSON_MERGE(), a...