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PHP array: count or sizeof?
...his some bad design choice in the php interpreter that causes some sort of selective overhead? i would like to know how you benchmarked this, the microsecond measurement worries me. maybe try running this a huge amount of times in an outer for loop?
– FluorescentGreen5
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Using switch statement with a range of value in each case?
...
This works great and is simple. Also if you want to select numbers not in the range all you need is if(!isBetween... , good job.
– a54studio
Jul 20 '13 at 13:43
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Run a single test method with maven
...rns too
mvn -Dtest=TestCircle#test* test
As of surefire 2.12.1, you can select multiple methods (JUnit4X only at this time, patches welcome)
mvn -Dtest=TestCircle#testOne+testTwo test
Check this link about single tests
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javac : command not found
...es --configure java to switch between them.
To find java location of java selected in alternatives
readlink -f $(which java)
In my case:
/usr/java/jdk1.8.0_241-amd64/jre/bin/java
So I set following in .bashrc to:
export JAVA_HOME=/usr/java/jdk1.8.0_241-amd64/jre/bin/java
export JAVAC_HOM...
How to install Java SDK on CentOS?
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An alternative answer is,
sudo yum list \*java-1\* | grep open
than select one from list and install that
for example,
sudo yum install java-1.7.0-openjdk.x86_64
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Limit results in jQuery UI Autocomplete
...m a mysql query, it is more efficient to limit directly the mysql result:
select [...] from [...] order by [...] limit 0,10
where 10 is the max numbers of rows you want
Convert list to dictionary using linq and not worrying about duplicates
...on using Distinct() and and no grouping is:
var _people = personList
.Select(item => new { Key = item.Key, FirstAndLastName = item.FirstAndLastName })
.Distinct()
.ToDictionary(item => item.Key, item => item.FirstFirstAndLastName, StringComparer.OrdinalIgnoreCase);
I don't kn...
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
J...
Package cairo was not found in the pkg-config search path. Node j.s install canvas issue
...y installing these ones:
brew install cairo
brew install pkg-config
xcode-select --install
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Why so red? IntelliJ seems to think every declaration/method cannot be found/resolved
...(Integer for example) and press ALT + ENTER (or click the light bulb icon)
select Setup JDK from the intentions menu
click on Configure
In my case, the JDK path was incorrect (pointed on /opt/jdk1.7.0_51 instead of /opt/jdk1.7.0_65)
Click on the ... and browse to the right JDK path
Let's...