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Why Java needs Serializable interface?
...specify Serializable tag on every object we use is kind of a burden. Especially when it's a 3rd-party class that we can't really change.
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Check if a path represents a file or a folder
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Clean solution while staying with the nio API:
Files.isDirectory(path)
Files.isRegularFile(path)
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How to read an external local JSON file in JavaScript?
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You cannot make a AJAX call to a local resource as the request is made using HTTP.
A workaround is to run a local webserver, serve up the file and make the AJAX call to localhost.
In terms of helping you write code to read JSON, you should read th...
What should I use Android AccountManager for?
.../ Alarm
only available from API >= 7 (this doesn't matter anymore)
Finally, if you use a SyncAdapter, seriously consider Firebase Cloud Messaging (previously Google Cloud Messaging) aka "push notifications" to have fresher updates and optimized battery usage.
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How to interpolate variables in strings in JavaScript, without concatenation?
...t?
Bonus:
It also allows for multi-line strings in javascript without escaping, which is great for templates:
return `
<div class="${foo}">
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</div>
`;
Browser support:
As this syntax is not supported by older browsers (mostly Internet Explorer), you may want to ...
check android application is in foreground or not? [duplicate]
I went through a lot of answers for this question.But it's all about single activity..How to check whether the whole app is running in foreground or not ?
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How to insert an element after another element in JavaScript without using a library?
...or Ease of Use
By building the following prototypes, you will be able to call these function directly from newly created elements.
newElement.appendBefore(element);
newElement.appendAfter(element);
.appendBefore(element) Prototype
Element.prototype.appendBefore = function (element) {
eleme...
POSTing a @OneToMany sub-resource association in Spring Data REST
...ion resource (considered to be $association_uri in the following), it generally takes these steps:
Discover the collection resource managing comments:
curl -X GET http://localhost:8080
200 OK
{ _links : {
comments : { href : "…" },
posts : { href : "…" }
}
}
Follow the comments l...
Why do all browsers' user agents start with “Mozilla/”?
All popular browsers' user agent strings, even Internet Explorer's, start with Mozilla/ . Why is this the case?
6 Answers
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Programmatically select text in a contenteditable HTML element?
In JavaScript, it's possible to programmatically select text in an input or textarea element. You can focus an input with ipt.focus() , and then select its contents with ipt.select() . You can even select a specific range with ipt.setSelectionRange(from,to) .
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