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Vertically align text next to an image?
...l in one line, it's really the image you want aligned, not the text.
<!-- moved "vertical-align:middle" style from span to img -->
<div>
<img style="vertical-align:middle" src="https://placehold.it/60x60">
<span style="">Works.</span>
</div>
Te...
How to automatically convert strongly typed enum into int?
...
Strongly typed enums aiming to solve multiple problems and not only scoping problem as you mentioned in your question:
Provide type safety, thus eliminating implicit conversion to integer by integral promotion.
Specify underlying types.
Provide strong scoping.
...
When do Java generics require
...ricsFAQ.html -- she does an amazing job.
The basic idea is that you use
<T extends SomeClass>
when the actual parameter can be SomeClass or any subtype of it.
In your example,
Map<String, Class<? extends Serializable>> expected = null;
Map<String, Class<java.util.Date&g...
Cannot import XSSF in Apache POI
...poi-ooxml/3.11/poi-ooxml-3.11.jar
For Maven2 add the below dependency -
<dependency>
<groupId>org.apache.poi</groupId>
<artifactId>poi-ooxml</artifactId>
<version>3.11</version>
</dependency>
...
vs
...
The original intention in C++98 was that you should use <cstdint> in C++, to avoid polluting the global namespace (well, not <cstdint> in particular, that's only added in C++11, but the <c*> headers in general).
However, implementations persisted in putting the s...
WebView and HTML5
...nswer this topic just in case someone read it and is interested on the result.
It is possible to view a video element (video html5 tag) within a WebView, but I must say I had to deal with it for few days. These are the steps I had to follow so far:
-Find a properly encoded video
-When initializing...
What is the preferred/idiomatic way to insert into a map?
...nally equivalent :
The operator[] will search for the key, insert a default constructed value if not found, and return a reference to which you assign a value. Obviously, this can be inefficient if the mapped_type can benefit from being directly initialized instead of default constructed and assig...
Reverse Range in Swift
...
There's something troubling about the asymmetry of this:
for i in (1..<5).reverse()
...as opposed to this:
for i in 1..<5 {
It means that every time I want to do a reverse range, I have to remember to put the parentheses, plus I have to write that .reverse() on the end, sticking out l...
“Comparison method violates its general contract!”
...at I got when I Googled this error, my problem was that I had
if (value < other.value)
return -1;
else if (value >= other.value)
return 1;
else
return 0;
the value >= other.value should (obviously) actually be value > other.value so that you can actually return 0 with equal obj...
CSS: center element within a element
...
.right {
margin:auto 0 auto auto;
background-color:yellow;
}
<div id="parent">
<div id="child1" class="block center">
a block to align center and with text aligned left
</div>
<div id="child2" class="block left">
a block to align ...