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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...
Converting newline formatting from Mac to Windows
... OSX uses older version of sed. I use Homebrew for OSX, and installed gnu-sed. You use with the "gsed" command instead of "sed". That works.
– John
Nov 11 '13 at 23:01
...
Multiprocessing - Pipe vs Queue
...nd nice that you provided benchmarks! I only have two tiny quibbles: (1) "orders of magnitude faster" is a bit of an overstatement. The difference is x3, which is about a third of one order of magnitude. Just saying. ;-); and (2) a more fair comparison would be running N workers, each communicati...
specify project file of a solution using msbuild
...em work out the dependencies automatically.
If you are enforcing a build order using the sln file, I recommend working those dependencies directly into the proj files and removing them from the sln. This will allow you to invoke any proj file from MSBuild directly and the projects will all build ...
How to check if hex color is “too black”?
...
You have to extract the three RGB components individually, and then use a standard formula to convert the resulting RGB values into their perceived brightness.
Assuming a six character colour:
var c = c.substring(1); // strip #
var rgb = parseInt(c, 16); // convert rrg...
boost多索引容器multi_index_container实战 - C/C++ - 清泛网 - 专注C/C++及内核技术
...
#include "boost/multi_index/member.hpp"
#include "boost/multi_index/ordered_index.hpp"
using boost::multi_index_container;
using namespace boost::multi_index;
struct stu_num{}; // 索引-学号
struct stu_name{}; // 索引-姓名
struct stu_age{}; // 索引-年龄 ...
MongoDB: Is it possible to make a case-insensitive query?
...ties', { collation: { locale: 'en', strength: 2 } } );
In either case, in order to use the case-insensitive index, you need to specify the same collation in the find operation that was used when creating the index or the collection:
db.cities.find(
{ city: 'new york' }
).collation(
{ locale: 'e...
Using Laravel Homestead: 'no input file specified'
...
Instead of reinstalling try
vagrant up --provision
or
homestead up --provision
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Auto increment in phpmyadmin
... Had a similar issue and this fixed my problem
– Callat
Sep 4 '17 at 15:44
1
wow, so simple. w...
How do I fix “for loop initial declaration used outside C99 mode” GCC error?
...
gcc -std=c99 foo.c -o foo
REF: http://cplusplus.syntaxerrors.info/index.php?title='for'_loop_initial_declaration_used_outside_C99_mode
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