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How to get current time and date in C++?
Is there a cross-platform way to get the current date and time in C++?
24 Answers
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getResourceAsStream() vs FileInputStream
I was trying to load a file in a webapp, and I was getting a FileNotFound exception when I used FileInputStream . However, using the same path, I was able to load the file when I did getResourceAsStream() .
What is the difference between the two methods, and why does one work while the other do...
How do I create a unique ID in Java? [duplicate]
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Create a UUID.
String uniqueID = UUID.randomUUID().toString();
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How do I list one filename per output line in Linux?
I'm using ls -a command to get the file names in a directory, but the output is in a single line.
7 Answers
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RegEx to extract all matches from string using RegExp.exec
...s an array.
For example:
const str = 'All of us except @Emran, @Raju and @Noman was there';
console.log(
str.match(/@\w*/g)
);
// Will log ["@Emran", "@Raju", "@Noman"]
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Why doesn't delete set the pointer to NULL?
...tomatic setting of the pointer to NULL after delete is not part of the standard. If this gets taken care of then many of the crashes due to an invalid pointer would not occur. But having said that I can think of couple of reasons why the standard would have restricted this:
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Get current directory name (without full path) in a Bash script
...rking directory name in a bash script, or even better, just a terminal command.
20 Answers
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Regex to validate password strength
...ex. To many times I use complex regex that I found, without really understanding what is going on.
– Nicholas Smith
Jan 27 '14 at 17:54
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C# naming convention for constants?
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The recommended naming and capitalization convention is to use PascalCasing for constants (Microsoft has a tool named StyleCop that documents all the preferred conventions and can check your source for compliance - though it is a little bit too ana...
Getting value of select (dropdown) before change
...he value of the dropdown before change. I am using 1.3.2 version of jQuery and using on change event but the value I am getting over there is after change.
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