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How to tell if browser/tab is active [duplicate]
...hen window/tab is hidden https://web.archive.org/web/20170609212707/http://www.samdutton.com/pageVisibility/
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Include another JSP file
...ler to manipulate things.
use url pattern instead of parameter.
example:
www.yourwebsite.com/products
instead of
www.yourwebsite.com/?p=products
Watch this video Spring MVC Framework
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How to add an auto-incrementing primary key to an existing table, in PostgreSQL?
... difference between GENERATED BY DEFAULT and GENERATED ALWAYS, see https://www.cybertec-postgresql.com/en/sequences-gains-and-pitfalls/.
For altering the sequence, see https://popsql.io/learn-sql/postgresql/how-to-alter-sequence-in-postgresql/.
...
Inserting a Link to a Webpage in an IPython Notebook
...elow shows the output from the Notebook.
Code in Markdown cell:
"https://www.tensorflow.org/images/colab_logo_32px.png" # link to website
<img src="tidyflow.png" /> # The image file (This path is the same folder as Notebook file)
## <font color = cyan> Some Colored Text in Noteb...
Omitting one Setter/Getter in Lombok
...th=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4...
How can I show line numbers in Eclipse?
... that.
Ctrl+F10, then N, to Show or hide line numbers.
Reference : http://www.shortcutworld.com/en/win/Eclipse.html
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TypeScript Objects as Dictionary types as in C#
...
You can use Record for this:
https://www.typescriptlang.org/docs/handbook/utility-types.html#recordkt
Example (A mapping between AppointmentStatus enum and some meta data):
const iconMapping: Record<AppointmentStatus, Icon> = {
[AppointmentStatus.F...
Overcoming “Display forbidden by X-Frame-Options”
...ull url use the embed url from the share options. It will look like http://www.youtube.com/embed/eCfDxZxTBW4
You may also replace watch?v= with embed/ so http://www.youtube.com/watch?v=eCfDxZxTBW4 becomes http://www.youtube.com/embed/eCfDxZxTBW4
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How to find unused/dead code in java projects [closed]
... their faster class loading.
Here example for list dead code: https://www.guardsquare.com/en/products/proguard/manual/examples#deadcode
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Django's SuspiciousOperation Invalid HTTP_HOST header
... ...
## Deny illegal Host headers
if ($host !~* ^(mydomain.com|www.mydomain.com)$ ) {
return 444;
}
location / {
proxy_pass http://app_server;
...
}
}
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