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Is there any Rails function to check if a partial exists?
... This is the current (rails >= 3.2) way to check for templates (source apidock)
– maček
Dec 11 '12 at 20:47
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How can I get the external SD card path for Android 4.0+?
...think you solution will give invalid folder name if original one contains capital letters like /mnt/SdCard
– Eugene Popovich
Dec 5 '12 at 7:23
1
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What's the difference between lists and tuples?
...neither can anyone else, which is to say you don't need to worry about any API functions etc. changing your tuple without being asked.
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How to detect DIV's dimension changed?
...
A new standard for this is the Resize Observer api, available in Chrome 64.
function outputsize() {
width.value = textbox.offsetWidth
height.value = textbox.offsetHeight
}
outputsize()
new ResizeObserver(outputsize).observe(textbox)
Width: <output id="wi...
How to do a PUT request with curl?
...eluctance of the users to adopt it. I have created a respo of all my REST apis for mobile in POSTMAN and that is the best productivity tip that I can suggest to anyone working with REST.
– Prateek
Mar 31 '16 at 6:02
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Proper usage of Optional.ifPresent()
I am trying to understand the ifPresent() method of the Optional API in Java 8.
5 Answers
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Java Equivalent of C# async/await?
...uture from an Async Http Client request?
and which is according to the new API provided in version 2 of AsyncHttpClient released on Abril 13th of 2016, that has already intrinsic support for CompletableFuture<T>.
Original answer using version 1 of AsyncHttpClient:
To that end we have two pos...
Checking if an instance's class implements an interface?
...ass that happens to be called IInterface.
You can also use the reflection API in PHP to test this more specifically:
$class = new ReflectionClass('TheClass');
if ($class->implementsInterface('IInterface'))
{
print "Yep!\n";
}
See http://php.net/manual/en/book.reflection.php
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What is the 'CLSCompliant' attribute in .NET?
...e to do.
If you intend your code to be consumed by other developers, your API (your public classes and methods) should be CLS compliant. You should declare this by adding the CLSCompliantAttribute to your assemblies. If you are not writing for others, CLS compliance is not necessary, although FxCop...
How to save a BufferedImage as a File
... important to surround the write call with a try block because, as per the API, the method throws an IOException "if an error occurs during writing"
Also explained are the method's objective, parameters, returns, and throws, in more detail:
Writes an image using an arbitrary ImageWriter that suppor...