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What is the difference between concurrent programming and parallel programming?
... because the responses are not necessarily received in the same order each time the program is run. This characteristic can make it very hard to debug concurrent programs. Some applications are fundamentally concurrent, e.g. web servers must handle client connections concurrently. Erlang, F# asynchr...
How to change Vagrant 'default' machine name?
..._1386347922"
Comments: The name defaults to the format DIRECTORY_default_TIMESTAMP.
Define VM
Vagrant.configure('2') do |config|
config.vm.box = "precise64"
config.vm.box_url = "http://files.vagrantup.com/precise64.box"
config.vm.define "foohost"
end
VirtualBox GUI Name: "nametest_...
Why is 128==128 false but 127==127 is true when comparing Integer wrappers in Java?
...ehavior:
this method is likely to yield significantly better space and time performance by caching frequently requested values. This method will always cache values in the range -128 to 127, inclusive, and may cache other values outside of this range.
...
Handling optional parameters in javascript
...ed a fourth argument, you'd have to update your type checking every single time, and what if the fourth or consecutive are also functions?
Drawbacks:
time to refactor code
If you have no choice, you could use a function to detect whether an object is indeed a function ( see last example ).
N...
Advantages of Binary Search Trees over Hash Tables
...its asymptotic complexity is actually an upper bound, while the "constant" times for hash tables are amortized times: If you have a unsuitable hash function, you could end up degrading to linear time, rather than constant.
...
Remove all line breaks from a long string of text
Basically, I'm asking the user to input a string of text into the console, but the string is very long and includes many line breaks. How would I take the user's string and delete all line breaks to make it a single line of text. My method for acquiring the string is very simple.
...
Pycharm does not show plot
Pycharm does not show plot from the following code:
25 Answers
25
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Updating version numbers of modules in a multi-module Maven project
...ate pom as parent pom also, a scenario that was considered standard at the time of this answer. If that is not the case, go for Garret Wilson's answer.
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How to change the port of Tomcat from 8080 to 80?
I want to execute my web app as http://localhost .
14 Answers
14
...
startsWith() and endsWith() functions in PHP
...swith2'];
$results = [];
foreach($functions as $func) {
$start = microtime(true);
foreach($test_cases as $tc) {
$func(...$tc);
}
$results[$func] = (microtime(true) - $start) * 1000;
}
asort($results);
foreach($results as $func => $time) {
echo "$func: " . number_for...