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Create JSON-object the correct way
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what if I have an array somewhere nested inside $post_data. This would make them objects as well, correct?
– ProblemsOfSumit
Jan 22 '15 at 12:53
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Maven dependency for Servlet 3.0 API?
...act for the WebProfile:
<repositories>
<repository>
<id>java.net2</id>
<name>Repository hosting the jee6 artifacts</name>
<url>http://download.java.net/maven/2</url>
</repository>
</repositories>
<dependencies>...
JavaScript: Upload file
...e fetch optionally with await-try-catch
let photo = document.getElementById("image-file").files[0];
let formData = new FormData();
formData.append("photo", photo);
fetch('/upload/image', {method: "POST", body: formData});
async function SavePhoto(inp)
{
let user = { name:'john', age:...
How to find out what character key is pressed?
...
Try:
<table>
<tr><td>Key:</td><td id="key"></td></tr>
<tr><td>Key Code:</td><td id="keyCode"></td></tr>
<tr><td>Event Code:</td><td id="eventCode"></td></tr>
</table&...
Git: what is a dangling commit/blob and where do they come from?
...X. Read the note after the diagram to understand this better.
Git automatically garbage collects (i.e disposes) dangling commits. We can use the git reflog to recover a branch (of dangling commits) which was deleted without merging it. We can recover deleted commits only if it is present in local o...
Why does modern Perl avoid UTF-8 by default?
... to use \R, which is not the same!
If you don’t know when and whether to call Unicode::Stringprep, then you had better learn.
Case-insensitive comparisons need to check for whether two things are the same letters no matter their diacritics and such. The easiest way to do that is with the standard...
What is the difference between javac and the Eclipse compiler?
...
Eclipse has implemented its own compiler called as Eclipse Compiler for Java (ECJ).
It is different from the javac, the compiler that is shipped with Sun JDK. One notable difference is that the Eclipse compiler lets you run code that didn't actually properly compil...
Is there documentation for the Rails column types?
...s, movies, and other files in their original, raw format in chunks of data called blobs
:primary_key
This datatype is a placeholder that Rails translates into whatever primary key datatype your database of choice requires (i.e. serial primary key in postgreSQL). Its use is somewhat complicated ...
When does System.gc() do something?
...that garbage collection is automated in Java. But I understood that if you call System.gc() in your code that the JVM may or may not decide to perform garbage collection at that point. How does this work precisely? On what basis/parameters exactly does the JVM decide to do (or not do) a GC when it...
abort, terminate or exit?
... guaranteed that stack unwinding happens correctly and all destructors are called. In other words:
int main() {
try {
// your stuff
}
catch( ... ) {
return 1; // or whatever
}
}
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