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Using WebAPI or MVC to return JSON in ASP.NET
... not just MVC applications. Thus, an obvious reason to create a Web API is if you do not have an MVC front-end (e.g. classic, RESTful web-services hosted by your company/organization.)
MVC Controllers typically rely on the MVC Framework, if you look at default templates and most of the work done by...
Is there any way to prevent input type=“number” getting negative values?
...Listen for input event on numInput.
number.onkeydown = function(e) {
if(!((e.keyCode > 95 && e.keyCode < 106)
|| (e.keyCode > 47 && e.keyCode < 58)
|| e.keyCode == 8)) {
return false;
}
}
<form action="" method="post">
<inp...
Dependent DLL is not getting copied to the build output folder in Visual Studio
...
I found that if ProjectX referenced the abc.dll but didn't directly use any of the types DEFINED in abc.dll, then abc.dll would NOT be copied to the main output folder. (It would be copied to the ProjectX output folder, to make it extra-c...
Pandas read_csv low_memory and dtype options
...erly deprecated, but it should be, since it does not actually do anything differently[source]
The reason you get this low_memory warning is because guessing dtypes for each column is very memory demanding. Pandas tries to determine what dtype to set by analyzing the data in each column.
Dtype Guessi...
Position icons into circle
...re images here */
- ];
- let n_imgs = imgs.length;
- let has_mid = 1; /* 0 if there's no item in the middle, 1 otherwise */
- let m = n_imgs - has_mid; /* how many are ON the circle */
- let tan = Math.tan(Math.PI/m); /* tangent of half the base angle */
.container(style=`--m: ${m}; --tan: ${+tan.t...
How to tell if a browser is in “quirks” mode?
...
In Firefox and Opera you can determine if your browser is in "quirks mode" by checking page info.
Using document.compatMode, will tell you the mode you are in with most browsers.
In Chrome, Safari, and IE, run this javascript in the address bar:
javascript:win...
Best way to list files in Java, sorted by Date Modified?
...n was to call File.listFiles and just resort the list based on File.lastModified, but I was wondering if there was a better way.
...
Handling click events on a drawable within an EditText
...al int DRAWABLE_RIGHT = 2;
final int DRAWABLE_BOTTOM = 3;
if(event.getAction() == MotionEvent.ACTION_UP) {
if(event.getRawX() >= (editComment.getRight() - editComment.getCompoundDrawables()[DRAWABLE_RIGHT].getBounds().width())) {
// your action here
...
Why are Objective-C delegates usually given the property assign instead of retain?
...
A creates B
A sets itself as B's delegate
…
A is released by its owner
If B had retained A, A wouldn't be released, as B owns A, thus A's dealloc would never get called, causing both A and B to leak.
You shouldn't worry about A going away because it owns B and thus gets rid of it in dealloc.
...
How to get JSON from URL in JavaScript?
...mp;callback', function(data) {
// JSON result in `data` variable
});
If you don't want to use jQuery you should look at this answer for pure JS solution: https://stackoverflow.com/a/2499647/1361042
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