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How do I detect unsigned integer multiply overflow?
...lutions of a b = c , where a , b and c together use all the digits 0-9 exactly once. The program looped over values of a and b , and it ran a digit-counting routine each time on a , b and ab to check if the digits condition was satisfied.
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Hidden features of C
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answered Sep 25 '08 at 10:29
community wiki
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How to automatically generate a stacktrace when my program crashes
...b.h>
#include <unistd.h>
void handler(int sig) {
void *array[10];
size_t size;
// get void*'s for all entries on the stack
size = backtrace(array, 10);
// print out all the frames to stderr
fprintf(stderr, "Error: signal %d:\n", sig);
backtrace_symbols_fd(array, size, STDE...
How do I get a list of column names from a psycopg2 cursor?
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10 Answers
10
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How can I format a decimal to always show 2 decimal places?
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108
I suppose you're probably using the Decimal() objects from the decimal module? (If you need exa...
Installing specific laravel version with composer create-project
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answered May 20 '14 at 8:15
edi9999edi9999
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Using fonts with Rails asset pipeline
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650
If your Rails version is between > 3.1.0 and < 4, place your fonts in any of the these fo...
How to get year/month/day from a date object?
alert(dateObj) gives Wed Dec 30 2009 00:00:00 GMT+0800
16 Answers
16
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How to read/write a boolean when implementing the Parcelable interface?
...s how I'd do it...
writeToParcel:
dest.writeByte((byte) (myBoolean ? 1 : 0)); //if myBoolean == true, byte == 1
readFromParcel:
myBoolean = in.readByte() != 0; //myBoolean == true if byte != 0
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How do you append to an already existing string?
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edited Feb 17 '17 at 10:23
lleaff
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answered Feb 12 '10 at 7...