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Right query to get the current number of connections in a PostgreSQL DB
...ase don't add noise to specific questions.
– bugmenot123
Jun 5 '19 at 11:08
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AngularJS UI Router - change url without reloading state
...ning controller is not called twice when updating the url from .../ to .../123
The training controller is not getting invoked again when navigating to another state
State configuration
state('training', {
abstract: true,
url: '/training',
templateUrl: 'partials/training.html',
con...
How to get a URL parameter in Express?
...issue on getting the value of tagid from my URL: localhost:8888/p?tagid=1234 .
4 Answers
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PHP parse/syntax errors; and how to solve them
... trying to dereference constants (before PHP 5.6) as arrays:
$var = const[123];
⇑
At least PHP interprets that const as a constant name.
If you meant to access an array variable (which is the typical cause here), then add the leading $ sigil - so it becomes a $varname.
You are trying to...
ViewParam vs @ManagedProperty(value = “#{param.id}”)
...userConverter"). Invoking page by http://example.com/context/user.xhtml?id=123 will pass the id parameter through the converter and set the User object as a bean property.
@ManagedProperty:
Sets the value immediately after bean's construction.
Set value is available during @PostConstruct which al...
“git diff” does nothing
...plicit command line option to instruct us to do so.
See:
commit 286bc123cd (gitster, Junio C Hamano), which explains that git diff --no-index can act like a regular (non-git) diff.
commit b214eddfb2 (Dale R. Worley), which clarifies the error message:
Clarify documentation for "diff --no-...
Android AlertDialog Single Button
...ited Feb 15 '14 at 23:23
hichris123
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answered Jan 3 '13 at 7:04
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How do I connect to a MySQL Database in Python?
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123
Oracle (MySQL) now supports a pure Python connector. That means no binaries to install: it's ...
How to collapse all methods in Xcode?
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This is a LifeSaver!
– bhakti123
Nov 2 '18 at 7:14
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