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Accessing the web page's HTTP Headers in JavaScript
...
A solution with Service Workers
Service workers are able to access network information, which includes headers. The good part is that it works on any kind of request, not just XMLHttpRequest.
How it works:
Add a service worker on your we...
Convert HTML + CSS to PDF [closed]
...s are better today at this than they were back then.
Here are some online services that you can use:
PDFShift
Restpack
PDF Layer
DocRaptor
HTMLPDFAPI
HTML to PDF Rocket
Have a look at PrinceXML.
It's definitely the best HTML/CSS to PDF converter out there, although it's not free (But hey, yo...
I forgot the password I entered during postgres installation
...eSQL server (e.g., on Linux:)
sudo /etc/init.d/postgresql restart
If the service (daemon) doesn't start reporting in log file:
local connections are not supported by this build
you should change
local all all trust
to
host all all 127.0.0.1/32 trust
you can now connect as any us...
Error : The service is invalid
I am having some problem in installing my app on the iphone as I am constantly getting the following error message
13 Answe...
Android global variable
...te static FavoriteColorsApplication application;
private FavoriteColorsService service;
public FavoriteColorsApplication getInstance() {
return application;
}
@Override
public void onCreate() {
super.onCreate();
application = this;
application.in...
Why is my Spring @Autowired field null?
...leageCharge(miles);
}
}
If you need to create a new instance of your service object for different requests, you can still use injection by using the Spring bean scopes.
Tag that works by injecting the @MileageFeeCalculator service object: working-inject-bean
Use @Configurable
If you really ...
Forward host port to docker container
... container uses the networking stack of the host. Then you can connect to services running on the host simply by using "localhost" as the hostname.
This is easier to configure because you won't have to configure the service to accept connections from the IP address of your docker container, and yo...
MISCONF Redis is configured to save RDB snapshots
...
Restart your redis server.
macOS (brew): brew services restart redis.
Linux: sudo service redis restart / sudo systemctl restart redis
Windows: Windows + R -> Type services.msc, Enter -> Search for Redis then click on restart.
I personally had this issue after u...
Docker build “Could not resolve 'archive.ubuntu.com'” apt-get fails to install anything
...
}
Exit from root:
# exit
Now restart docker:
$ sudo service docker restart
VERIFICATION:
Now check that adding the /etc/docker/daemon.json file allows you to resolve 'google.com' into an IP address:
$ docker run --rm busybox nslookup google.com
Server: 10.0.0.2
Address ...
Mongod complains that there is no /data/db folder
...
Instead of creating new directory try restarting mongod service. Eg:- service mongod restart
– Devendra Bhat
Sep 26 '18 at 9:30
...