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Error: Can't set headers after they are sent to the client
I'm fairly new to Node.js and I am having some issues.
32 Answers
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github locks up mac terminal when using pull command
I'm in the process of learning github on mac (command-line) and whenever I do git pull origin master i get this
8 Answers...
Java Immutable Collections
...n still change, an instance of ImmutableList contains its own private data and will never change.
So, basically, in order to get an immutable collection out of a mutable one, you have to copy its elements to the new collection, and disallow all operations.
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Real escape string and PDO [duplicate]
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You should use PDO Prepare
From the link:
Calling PDO::prepare() and PDOStatement::execute() for statements that will be issued multiple times with different parameter values optimizes the performance of your application by allowing the driver to negotiate client and/or server side caching...
What is string_view?
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The purpose of any and all kinds of "string reference" and "array reference" proposals is to avoid copying data which is already owned somewhere else and of which only a non-mutating view is required. The string_view in question is one such pro...
Why are my CSS3 media queries not working?
...dth, initial-scale=1" name="viewport" />
Now it seems to work in both Android (2.2) and iPhone all right...
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Upgrading PHP in XAMPP for Windows?
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Take a backup of your htdocs and data folder (subfolder of MySQL folder), reinstall upgraded version and replace those folders.
Note:
In case you have changed config files like PHP (php.ini), Apache (httpd.conf) or any other, please take back up of thos...
How can I catch all the exceptions that will be thrown through reading and writing a file?
...ion that may get thrown is an Exception (Uppercase 'E').
If you want to handle your own exceptions first simply add a catch block before the generic Exception one.
try{
}catch(MyOwnException me){
}catch(Exception e){
}
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Passing Parameters JavaFX FXML
... directly from the caller to the controller - it's simple, straightforward and requires no extra frameworks.
For larger, more complicated applications, it would be worthwhile investigating if you want to use Dependency Injection or Event Bus mechanisms within your application.
Passing Parameters Dir...
What is Persistence Context?
I am new to the Java world and JPA. I was studying JPA and came across many new terms like Entity, persistence. While reading, I could not understand the exact definition for Persistence Context .
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