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Abstract Class vs Interface in C++ [duplicate]
This is a general question about C++. As you know, there is no clear distinction between interface and abstract class in C++ unlike Java and C#. When would it be more preferrable to use an interface instead of an abstract class in C++? Could you give some examples?
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Getting the first and last day of a month, using a given DateTime object
I want to get the first day and last day of the month where a given date lies in. The date comes from a value in a UI field.
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Changing the interval of SetInterval while it's running
I have written a javascript function that uses setInterval to manipulate a string every tenth of a second for a certain number of iterations.
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When should one use HTML entities?
This has been confusing me for some time. With the advent of UTF-8 as the de-facto standard in web development I'm not sure in which situations I'm supposed to use the HTML entities and for which ones should I just use the UTF-8 character. For example,
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How to count total lines changed by a specific author in a Git repository?
Is there a command I can invoke which will count the lines changed by a specific author in a Git repository? I know that there must be ways to count the number of commits as Github does this for their Impact graph.
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What are the downsides to using Dependency Injection? [closed]
I'm trying to introduce DI as a pattern here at work and one of our lead developers would like to know: What - if any - are the downsides to using the Dependency Injection pattern?
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How to disable all div content
I was under the assumption that if I disabled a div, all content got disabled too.
27 Answers
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Oracle SQL: Update a table with data from another table
Table 1:
7 Answers
7
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What version of javac built my jar?
How can I tell what version of the Java compiler was used to build a jar? I have a jar file, and it could have been built in any one of three JDKs. We need to know exactly which one, so we can certify compatibility. Is the compiler version embedded somewhere in the class files or jar?
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