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Is there a concise way to iterate over a stream with indices in Java 8?
...
The cleanest way is to start from a stream of indices:
String[] names = {"Sam", "Pamela", "Dave", "Pascal", "Erik"};
IntStream.range(0, names.length)
.filter(i -> names[i].length() <= i)
.mapToObj(i -> names[i])
.coll...
ant warning: “'includeantruntime' was not set”
...avac-task that always sets includeantruntime="false".
Additional Details
From http://www.coderanch.com/t/503097/tools/warning-includeantruntime-was-not-set:
That's caused by a misfeature
introduced in Ant 1.8. Just add an
attribute of that name to the javac
task, set it to false, and for...
Empty arrays seem to equal true and false at the same time
...re's what's happening, starting at rule #1:
1. If Type(x) is different from Type(y), go to step 14.
The next rule that applies is #19:
19. If Type(y) is Boolean, return the result of the comparison x ==
ToNumber(y).
The result of ToNumber(false) is 0, so we now have:
[] == 0
Again, ...
Tips for debugging .htaccess rewrite rules
...te testing
I found this Googling for RegEx help, it saved me a lot of time from having to upload new .htaccess files every time I make a small modification.
from the site:
htaccess tester
To test your htaccess rewrite rules, simply fill in the url that you're applying the rules to, place the conten...
Determine command line working directory when running node bin script
...urns absolute path to directory of __filename.
If you need to load files from your module directory you need to use relative paths.
require('../lib/test');
instead of
var lib = path.join(path.dirname(fs.realpathSync(__filename)), '../lib');
require(lib + '/test');
It's always relative to ...
Ruby class instance variable vs. class variable
...lass variables, you have the convenience of not having to write self.class from an instance object, and (when desirable) you also get automatic sharing throughout the class hierarchy.
Merging these together into a single example that also covers instance variables on instances:
class Parent
@@...
How to use System.Net.HttpClient to post a complex type?
... HttpRequestMessage<Widget>(widget)
will no longer work.
Instead, from this post, the ASP.NET team has included some new calls to support this functionality:
HttpClient.PostAsJsonAsync<T>(T value) sends “application/json”
HttpClient.PostAsXmlAsync<T>(T value) sends “appli...
How does the Meteor JavaScript framework work? [closed]
...eb applications work like this:
You have scripts on server which take data from database and add that dynamically to web-pages and the user-submitted data gets added to databases through some other scrips.
...
System.MissingMethodException: Method not found?
...; Modules window when debugging to see where the assembly was being loaded from.
– JamesD
Nov 14 '17 at 1:02
2
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Unnecessary curly braces in C++?
...t since you can introduce new variables anywhere, but perhaps the habit is from C, where you could not do this until C99. :)
Since C++ has destructors, it can also be handy to have resources (files, mutexes, whatever) automatically released as the scope exits, which can make things cleaner. This me...