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Questions tagged [enforcement]

41 questions
10
votes
3 answers

Is it Possible to Enforce Data Checking in MySQL using Regular expression

Suppose I have an attribute called phone number and I would like to enforce certain validity on the entries to this field. Can I use regular expression for this purpose, since Regular Expression is very flexible at defining constraints.
Shamim Hafiz - MSFT
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7
votes
3 answers

Force try-with-resources Java 7

I have a class which implements AutoCloseable, and is intended to be used with Java 7's new try-with-resources construct. However, I can't figure out a way to guarantee that the user of my class uses try-with-resources. If this doesn't happen, then…
joshlf
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7
votes
2 answers

Datomic - db/isComponent equivalent to enforcing a foreign key dependency?

In the Datomic Schema doco - they mention a schema attribute called db/isComponent. This appears to refer to relationships defined by :db.type/ref. The db/isComponent isn't used in the Seattle example. Is it fair to say that :db.type/ref…
hawkeye
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6
votes
6 answers

Good approaches to enforce building with increased warning level for new C++ code

I've inherited a large C++ codebase for several Windows applications that successfully is in use by many customers. The codebase is large, >1mill LOC. The codebase has a history of 15+ years. The codebase is in some areas dominated by C programming…
Michael S.
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6
votes
2 answers

Concise way to enforce implementation of factory in Scala

Let us assume we have a trait T. What is the best way to achieve the following: Everybody who writes an implementation of T should be forced to provide a possibility that allows a parameter-free initialization of T, i.e., we probably have to…
bluenote10
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5
votes
3 answers

Python 2.x: how to automate enforcing unicode instead of string?

How can I automate a test to enforce that a body of Python 2.x code contains no string instances (only unicode instances)? Eg. Can I do it from within the code? Is there a static analysis tool that has this feature? Edit: I wanted this for an…
Ian Mackinnon
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5
votes
4 answers

iOS Subclassing and compulsory methods

I have a base view controller that a number of other view controllers subclass. Is there a way of enforcing certain methods which have to be overridden in a subclass? For safety sake more than anything. Cheers
Dann
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5
votes
6 answers

Is there a way I can enforce a method to follow certain method signature?

let's say I have public delegate DataSet AutoCompleteDelegate( string filter, long rowOffset); can I make the following class to enforce that method signature? (just a conjured up idea): public class MiddleTier { …
Hao
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4
votes
5 answers

How to force all derived classes to implement a virtual method?

Say you have a base class Dep for a tree of classes. There is a virtual method Dep* Dep::create() that I want to be implemented by every single leaf class. Is there any way to enforce this? Note: The problem here is that there could be intermediate…
bitmask
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4
votes
3 answers

assert() vs enforce(): Which to choose?

I'm having a hard time choosing whether I should "enforce" a condition or "assert" a condition in D. (This is language-neutral, though.) Theoretically, I know that you use assertions to find bugs, and you enforce other conditions in order to check…
user541686
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3
votes
2 answers

Android APN Enforcement

Someone know if there's a programmatically way to use a specific defined APN on the device which is not the default one? Thanks.
Paz
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3
votes
1 answer

Is it possible to enforce two classes to implement the same field names but of differing type at compile time?

Let's say there's two parallel classes: class A( val stringField: String, val intField: Int, val floatField: Float ) class B( val stringField: Boolean, val intField: Boolean, val floatField:…
Hans Cauwenbergh
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3
votes
3 answers

Why doesn't VB.NET enforce handling exceptions?

Possible Duplicate: Why are Exceptions not Checked in .NET? If I remember correctly, Java enforces catching and handling any exceptions a called method may throw. Why doesn't .NET do the same?
jrsconfitto
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3
votes
1 answer

Can't enforce the use of base constructor of an abstract class into derived class

I am trying to enforce the use of a specific parameterised constructor in my derived classes as per this below answer: Abstract Class with Constructor Using the example provided in the above answer, the code compilation fails as expected. Even…
Sven M.
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2
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1 answer

Keycloak UMA Authorization REST API requires to send thousands requests

I have configured Keycloak and public client which is just react frontend app and web-api backend. Authentication works fine. User open front page, redirect to Keycloak login\password form, get his access_token and do some requests to web-api with…
Vladimir Titkov
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