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Symfony2 : How to get form validation errors after binding the request to the form
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You have two possible ways of doing it:
do not redirect user upon error and display {{ form_errors(form) }} within template file
access error array as $form->getErrors()
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Big-oh vs big-theta [duplicate]
It seems to me like when people talk about algorithm complexity informally, they talk about big-oh. But in formal situations, I often see big-theta with the occasional big-oh thrown in.
I know mathematically what the difference is between the two, but in English, in what situation would using big-oh...
std::unique_lock or std::lock_guard?
...nce on construction and unlocked on destruction.
So for use case B you definitely need a std::unique_lock for the condition variable. In case A it depends whether you need to relock the guard.
std::unique_lock has other features that allow it to e.g.: be constructed without locking the mutex imme...
How do I target only Internet Explorer 10 for certain situations like Internet Explorer-specific CSS
How do I target only Internet Explorer 10 for certain situations like Internet Explorer-specific CSS or Internet Explorer-specific JavaScript code?
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What can be the reasons of connection refused errors?
I'm trying to write a server program in C,
using another client, I get this error when I try to connect through port 2080 for example.
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PHP - how to best determine if the current invocation is from CLI or web server?
I need to determine whether the current invocation of PHP is from the command line (CLI) or from the web server (in my case, Apache with mod_php).
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Allow user to set up an SSH tunnel, but nothing else
I'd like to allow a user to set up an SSH tunnel to a particular machine on a particular port (say, 5000), but I want to restrict this user as much as possible. (Authentication will be with public/private keypair).
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AppStore - App status is ready for sale, but not in app store
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Is there any way to know when the app is indeed in the store (besides keep accessing every hour) ?
– Daniel
Oct 10 '17 at 23:09
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How do I push a new local branch to a remote Git repository and track it too?
I want to be able to do the following:
15 Answers
15
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Javascript: best Singleton pattern [duplicate]
I'm using this pattern for singletons, in the example the singleton is PlanetEarth:
4 Answers
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