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Can (domain name) subdomains have an underscore “_” in it?
... in the rfc952 that a name can be <let-or-digit-or-hyphen>. Is that what you were referring to?
– AJP
Apr 2 '17 at 15:59
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show 9 mor...
How to convert String object to Boolean Object?
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Try (depending on what result type you want):
Boolean boolean1 = Boolean.valueOf("true");
boolean boolean2 = Boolean.parseBoolean("true");
Advantage:
Boolean: this does not create new instances of Boolean, so performance is better (and l...
Factory pattern in C#: How to ensure an object instance can only be created by a factory class?
...WORSE, since you can now get a null return value, opening up for NREs and "what the hell does this null mean?" questions.
– sara
Dec 28 '15 at 9:44
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Read a file line by line assigning the value to a variable
...ere's probably a good reason for this, but it took my a while to nail down what was causing my code to fail before I discovered this.
– Alex
May 20 '14 at 21:22
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What is the purpose of global.asax in asp.net
How can we use global.asax in asp.net? And what is that?
6 Answers
6
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Getting the closest string match
... originally came about while developing the Gulf of Mexico Validator tool. What existed was a database of known gulf of Mexico oil rigs and platforms, and people buying insurance would give us some badly typed out information about their assets and we had to match it to the database of known platfor...
Function pointers, Closures, and Lambda
...nterfaces and Implementations. Technique #2, which more closely resembles what happens in native-code compilers for functional languages, also resembles another familiar technique... C++ objects with virtual member functions. The implementations are almost identical.
This observation led to a wis...
How to work around the lack of transactions in MongoDB?
...ion so that we can update the post collection and comments collection.
So what are our approaches that we can take in MongoDB to overcome a lack of transactions?
restructure - restructure the code, so that we're working within a single document and taking advantage of the atomic operations that w...
Will the base class constructor be automatically called?
... be 2? It seems like the base class's constructor will be called no matter what. If so, why do we need to call base at the end sometimes?
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Git commits are duplicated in the same branch after doing a rebase
... history of pushed repos is generally a Really Bad Idea™ unless you know what you're doing. In this simple case, the issue could be solved by doing a force push from dev to origin/dev after the rebase and notifying anyone else working off of origin/dev that they're probably about to have a bad day...