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What's the point of g++ -Wreorder?
The g++ -Wall option includes -Wreorder. What this option does is described below. It is not obvious to me why somebody would care (especially enough to turn this on by default in -Wall).
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PostgreSQL LIKE query performance variations
I have been seeing quite a large variation in response times regarding LIKE queries to a particular table in my database. Sometimes I will get results within 200-400 ms (very acceptable) but other times it might take as much as 30 seconds to return results.
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How does one make a Zip bomb?
This question about zip bombs naturally led me to the Wikipedia page on the topic. The article mentions an example of a 45.1 kb zip file that decompresses to 1.3 exabytes.
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How to install a specific version of a ruby gem?
Using the command-line gem tool, how can I install a specific version of a gem?
6 Answers
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Pandas dataframe get first row of each group
I have a pandas DataFrame like following.
5 Answers
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What is IP address '::1'?
I was playing with sockets on local machine with no network connection. See below:
2 Answers
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How to add item to the beginning of List?
I want to add a "Select One" option to a drop down list bound to a List<T> .
5 Answers
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C# short/long/int literal format?
In C / C# / etc. you can tell the compiler that a literal number is not what it appears to be (ie., float instead of double , unsigned long instead of int :
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How do I properly compare strings in C?
I am trying to get a program to let a user enter a word or character, store it, and then print it until the user types it again, exiting the program. My code looks like this:
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Check whether a string matches a regex in JS
I want to use JavaScript (can be with jQuery) to do some client-side validation to check whether a string matches the regex:
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