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Signed to unsigned conversion in C - is it always safe?
...the values of u and i).
Long Answer
According to the C99 Standard:
6.3.1.8 Usual arithmetic conversions
If both operands have the same type, then no further conversion is needed.
Otherwise, if both operands have signed integer types or both have unsigned integer types, the operand wi...
Java: method to get position of a match in a String?
...ward (or backward) starting at the specified index].
String text = "0123hello9012hello8901hello7890";
String word = "hello";
System.out.println(text.indexOf(word)); // prints "4"
System.out.println(text.lastIndexOf(word)); // prints "22"
// find all occurrences forward
for (int i = -1; (i = te...
How to determine programmatically whether a particular process is 32-bit or 64-bit
...rticular application/process (note: not the current process) is running in 32-bit or 64-bit mode?
7 Answers
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Running two projects at once in Visual Studio
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edited Dec 29 '19 at 12:38
Peter Mortensen
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What is the difference between HTTP and REST?
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232
No, REST is the way HTTP should be used.
Today we only use a tiny bit of the HTTP protocol's ...
How do I select the parent form based on which submit button is clicked?
I have a web page with 3 forms on it. Not nested, just one after the other (they are almost identical, just one hidden variable that's different). A user will only fill in one form, and I'd like to validate/etc all the forms with only one JS script.
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In Python, how do I create a string of n characters in one line of code?
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316
To simply repeat the same letter 10 times:
string_val = "x" * 10 # gives you "xxxxxxxxxx"
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What is the maximum value for an int32?
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It's 2,147,483,647. Easiest way to memorize it is via a tattoo.
share
edited Feb 21 '18 at 1:13
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What is the easiest way to make a C++ program crash?
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30 Answers
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How does “make” app know default target to build if no target is specified?
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3 Answers
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