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What is the difference between square brackets and parentheses in a regex?
Here is a regular expression I created to use in JavaScript:
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Jackson JSON custom serialization for certain fields
Is there a way using Jackson JSON Processor to do custom field level serialization? For example, I'd like to have the class
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What's the difference between “squash” and “fixup” in Git/Git Extension?
I've been using Git Extensions for a while now (it's awesome!) but I haven't found a simple answer to the following:
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Deserializing JSON Object Array with Json.net
I am attempt to use an API that use the follow example structure for their returned json
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Difference between `const shared_ptr` and `shared_ptr`?
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You are right. shared_ptr<const T> p; is similar to const T * p; (or, equivalently, T const * p;), that is, the pointed object is const whereas const shared_ptr<T> p; is similar to T* const p; which means that p is ...
How do you specify the date format used when JAXB marshals xsd:dateTime?
...te object ( XMLGregorianCalendar ) into an xsd:dateTime element. How can you specify the format of the resulting XML?
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Adding a regression line on a ggplot
...ying hard to add a regression line on a ggplot. I first tried with abline but I didn't manage to make it work. Then I tried this...
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What is a NullReferenceException, and how do I fix it?
.... This means you either set it to null, or you never set it to anything at all.
Like anything else, null gets passed around. If it is null in method "A", it could be that method "B" passed a null to method "A".
null can have different meanings:
Object variables which are uninitialized and hence poi...
How to switch a user per task or set of tasks?
A recurring theme that's in my ansible playbooks is that I often must execute a command with sudo privileges ( sudo: yes ) because I'd like to do it for a certain user. Ideally I'd much rather use sudo to switch to that user and execute the commands normally. Because then I won't have to do my usual...
Creating an instance of class
...es an object of type Foo in dynamic memory. foo1 points to it. Normally, you wouldn't use raw pointers in C++, but rather a smart pointer. If Foo was a POD-type, this would perform value-initialization (it doesn't apply here).
/* 2 */ Foo* foo2 = new Foo;
Identical to before, because Foo is no...