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How to read a large file - line by line?
I want to iterate over each line of an entire file. One way to do this is by reading the entire file, saving it to a list, then going over the line of interest. This method uses a lot of memory, so I am looking for an alternative.
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Structs versus classes
I'm about to create 100,000 objects in code. They are small ones, only with 2 or 3 properties. I'll put them in a generic list and when they are, I'll loop them and check value a and maybe update value b .
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Finding all possible permutations of a given string in python
I have a string. I want to generate all permutations from that string, by changing the order of characters in it. For example, say:
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How to remove the querystring and get only the url?
Im using PHP to build the URL of the current page. Sometimes, URLs in the form of
16 Answers
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Changing git commit message after push (given that no one pulled from remote)
I have made a git commit and subsequent push. I would like to change the commit message. If I understand correctly, this is not advisable because someone might have pulled from the remote repository before I make such changes. What if I know that no one has pulled?
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What are JavaScript's builtin strings?
this question is difficult to summarize in a question title
7 Answers
7
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Delete all tags from a Git repository
I want to delete all the tags from a Git repository. How can I do that?
11 Answers
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What is the shortcut in IntelliJ IDEA to find method / functions?
I know that Ctrl + N is to find classes and it is very useful. But what about methods?
16 Answers
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What is the difference between char, nchar, varchar, and nvarchar in SQL Server?
What is meant by nvarchar ?
12 Answers
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How can I add reflection to a C++ application?
I'd like to be able to introspect a C++ class for its name, contents (i.e. members and their types) etc. I'm talking native C++ here, not managed C++, which has reflection. I realise C++ supplies some limited information using RTTI. Which additional libraries (or other techniques) could supply this ...