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pass post data with window.location.href
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Using window.location.href it's not possible to send a POST request.
What you have to do is to set up a form tag with data fields in it, set the action attribute of the form to the URL and the method attribute to POST, then call the submit method on t...
How to get the first non-null value in Java?
...n't.
The closest you can get is:
public static <T> T coalesce(T ...items) {
for(T i : items) if(i != null) return i;
return null;
}
For efficient reasons, you can handle the common cases as follows:
public static <T> T coalesce(T a, T b) {
return a == null ? b : a;
}
pub...
Makefile, header dependencies
Let's say I have a makefile with the rule
10 Answers
10
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Prevent users from submitting a form by hitting Enter
I have a survey on a website, and there seems to be some issues with the users hitting enter (I don't know why) and accidentally submitting the survey (form) without clicking the submit button. Is there a way to prevent this?
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Why do we need entity objects? [closed]
I really need to see some honest, thoughtful debate on the merits of the currently accepted enterprise application design paradigm.
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Why is creating a Thread said to be expensive?
...Java tutorials say that creating a Thread is expensive. But why exactly is it expensive? What exactly is happening when a Java Thread is created that makes its creation expensive? I'm taking the statement as true, but I'm just interested in mechanics of Thread creation in JVM.
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How do I create a basic UIButton programmatically?
...he viewDidLoad method, three UIButton s will be created dynamically and its layout or properties are set.
34 Answers
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Generate GUID in MySQL for existing Data?
...have a column "GUID" that I want to basically fill down all existing rows with new and unique random GUID's.
10 Answers
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Advances social tools app with cool UI - Koded Apps - Kodular Community
...a theme a light scheme and also enabled a dark scheme */
/* deal with light scheme first */
@media (prefers-color-scheme: light) {
:root {
--primary: #000000;
--secondary: #ffffff;
--tertiary: #4527a0;
--quaternary: #4527a0;
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In HTML5, is the localStorage object isolated per page/domain?
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It's per domain and port (the same segregation rules as the same origin policy), to make it per-page you'd have to use a key based on the location, or some other approach.
You don't need a prefix, use one if you need it tho...