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Selecting the first “n” items with jQuery
... Though the :lt(20) approach looks much cleaner, using slice is much more efficient if you have a large result set to start with. Unfortunately, when evaluating ":lt" and other positional selectors, jQuery loops through the entire set, even if it's just getting the first element. I've written ...
React JSX: selecting “selected” on selected option
...t;
<option value="C">Cranberry</option>
</select>
For more info, see the React select tag doc.
Also, React automatically understands booleans for this purpose, so you can simply write (note: not recommended)
<option value={option.value} selected={optionsState == option.value}...
Xcode 6 Bug: Unknown class in Interface Builder file
...usually is to resolve a different issue).
Here is an image to make things more clear:
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When do you use Java's @Override annotation and why?
... it does. Secondly, it makes your code easier to understand because it is more obvious when methods are overwritten.
Additionally, in Java 1.6 you can use it to mark when a method implements an interface for the same benefits. I think it would be better to have a separate annotation (like @Implem...
Mismatch Detected for 'RuntimeLibrary'
... the files and libraries you are linking together. (The rules are a little more relaxed for linking with DLLs, but I'm not going to go into the "why" and into more details here.)
There are currently four options for this setting:
Multithreaded Debug
Multithreaded Debug DLL
Multithreaded Release
M...
Is there such a thing as min-font-size and max-font-size?
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Using GZIP compression with Spring Boot/MVC/JavaConfig with RESTful
...and/or haproxy or similar since it will handle static assets and gzip MUCH more efficiently and easily than Java/Tomcat's threading model.
You don't want to throw 'cat in the bath because it's busy compressing stuff instead of serving up requests (or more likely spinning up threads/eating CPU/heap ...
How do you represent a JSON array of strings?
...
I'll elaborate a bit more on ChrisR awesome answer and bring images from his awesome reference.
A valid JSON always starts with either curly braces { or square brackets [, nothing else.
{ will start an object:
{ "key": value, "another key": valu...
Gulps gulp.watch not triggered for new or deleted files?
...hing that can look for new files, use the gulp-watch plugin, which is much more powerful. Usage looks like this:
var watch = require('gulp-watch');
// in a task
watch({glob: <<glob or array of globs>> })
.pipe( << add per-file tasks here>> );
// if you'd rather re...