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demystify Flask app.secret_key
If app.secret_key isn't set, Flask will not allow you to set or access the session dictionary.
2 Answers
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Best approach for designing F# libraries for use from both F# and C#
...ed automatically. For example:
type A(arg) =
member x.Invoke(f: Func<_,_>) = f.Invoke(arg)
let a = A(1)
a.Invoke(fun i -> i + 1)
So it makes sense to use Func/Action where applicable. Does this eliminate your concerns? I think your proposed solutions are overly-complicated. You can wr...
What do I have to do to get Core Data to automatically migrate models?
...hBool:YES], NSInferMappingModelAutomaticallyOption, nil];
NSError *error;
_persistentStoreCoordinator = [[NSPersistentStoreCoordinator alloc] initWithManagedObjectModel: [self managedObjectModel]];
if (![_persistentStoreCoordinator addPersistentStoreWithType:NSSQLiteStoreType configuration:nil URL...
SLF4J: Class path contains multiple SLF4J bindings
... answered Jul 14 '16 at 20:53
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Handle ModelState Validation in ASP.NET Web API
...ile
services.AddMvc().SetCompatibilityVersion(CompatibilityVersion.Version_2_2).ConfigureApiBehaviorOptions(options =>
{
options.InvalidModelStateResponseFactory = (context) =>
{
var errors = context.ModelState.Values.SelectMany(...
if else in a list comprehension [duplicate]
...ple extracting objects with a specific condition (name in this example) var_list = [v for v in tf.all_variables() if v.name == 'C:0']
– Charlie Parker
Jul 25 '16 at 16:50
13
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How do I restore a dump file from mysqldump?
...
It should be as simple as running this:
mysql -u <user> -p < db_backup.dump
If the dump is of a single database you may have to add a line at the top of the file:
USE <database-name-here>;
If it was a dump of many databases, the use statements are already in there.
To run the...
How to use the 'main' parameter in package.json?
...r example multiple CLI commands (during development accessible under ./node_modules/.bin/<symlink>) check out the "bin" parameter.
– Frank Nocke
Oct 9 '18 at 13:09
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How does the const constructor actually work?
...a nice performance win for Flutter widgets according to medium.com/@mehmetf_71205/inheriting-widgets-b7ac56dbbeb1 "Use const to build your widgets Without const, selective rebuilding of the sub-tree does not happen. Flutter creates a new instance of each widget in the sub-tree and calls build() was...
Mockito. Verify method arguments
...ckito.verify(mock).mymethod(null);
Mockito.verify(mock).mymethod("something_else");
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