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In Objective-C, what is the equivalent of Java's “instanceof” keyword?
...xact comparisons with:
if ([myObject class] == [MyClass class])
but not by using directly MyClass identifier.
Similarily, you can find if the object is of a subclass of your class with:
if ([myObject isKindOfClass:[AnObject class]])
as suggested by Jon Skeet and zoul.
...
getResourceAsStream() vs FileInputStream
...th" respectively). This way you can grab them with help of the ClassLoader by ClassLoader#getResource() or ClassLoader#getResourceAsStream(). It is able to locate files relative to the "root" of the classpath, as you by coincidence figured out. In webapplications (or any other application which use...
initialize a numpy array
...alizing entries.
However, the mentality in which we construct an array by appending elements to a list is not much used in numpy, because it's less efficient (numpy datatypes are much closer to the underlying C arrays). Instead, you should preallocate the array to the size that you need it to be...
NERDTree reload new files
...sh root directory.
You can consider adding new files from nerdTree itself by pressing m, then a to add a new file (or directory by adding a trailing slash). This way you don't need to refresh nerdTree to see the new added file.
...
Inspect element that only appear when other element is mouse overed/entered
...'s fairly easy in Chrome 38.0.2094.0.
Here's what it'll look like:
Step-by-step:
Open the DevTools in the Sources panel
Make the tooltip appear by hovering over the button
Press F8 to freeze the page
Switch to the Elements panel and use the magnifying glass icon in the top left to select the to...
how to write setTimeout with params by Coffeescript
... imageUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454...
Generic type parameter naming convention for Java (with multiple chars)?
...rials > Generics > Generic Types:
Type Parameter Naming Conventions
By convention, type parameter names are single, uppercase letters. This stands in sharp contrast to the variable naming conventions that you already know about, and with good reason: Without this convention, it would be diffi...
How do you write multiline strings in Go?
...cification you can use a raw string literal, where the string is delimited by backticks instead of double quotes.
`line 1
line 2
line 3`
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Bootstrap 3 collapsed menu doesn't close on click
...en when you click on a menu item. You can manually override this behaviour by calling .collapse('hide'); on the jQuery element that you want to collapse.
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C# HttpWebRequest vs WebRequest
...ery nice explanation of a very strange design decision (dare I say wrong?) by the .NET creators.
– I. J. Kennedy
Oct 29 '10 at 16:28
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