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Tag: int

My computer thinks Signed Int is less than -1?

See the answer in English> Why is (sizeof(int)> -1) false?

#include
int main(void)
{
printf(“%d”, sizeof(signed int)> -1);
return 0;
} The result is 0(FALSE).
How could this happen?
I am

October 18, 2021By Simo Unix Computer, int, less than, mine, signed, thinkLeave a Comment

Use Date Int Swift to get the last day of the year?

I want to get the Lass day of the year, I need to change over time, so if I use this feature in 2018, I will get December 31, 2018 The last day, but if I use this function now it should give me Dec

October 10, 2021By Simo Swift 1 Years, Date, Get, int, middle, One Day, SWIFT, Using, YearLeave a Comment

[C #] Simple and fast to convert various numeric words to numbers (String to int)

I believe that when you are writing programs, you must have a lot of opportunities to convert numeric strings into int or float type values, but the numeric characters may not be very clean, someti

October 4, 2021By Simo C# C #, FAST, int, numbers, simple, string, transfer, values, various, will, wordsLeave a Comment

How to use Pandas aggregate DateTime objects to int

I have this DataFrame structure

id time number
0 1 1970-01-01 00: 00:00 1
1 2 1970-01-02 00:00:00 2
2 1 1970-01-03 00:00:00 2 I want groupby id And aggregate the time of pd.Datetime dtype int

September 30, 2021By Simo Design Pattern aggregate, DateTime, how to use, int, object, PandasLeave a Comment

Compilation – BIOS INT 10H Printing garbage on QEMU

I have a problem writing x86 real-mode assembler that runs as a bootloader in QEMU. I am trying to print text via BIOS interrupt 0x10. My code is: < /p>

print:
pusha
.loop:
mov AL, [SI]
cm

September 24, 2021By Simo Motherboard 10H, BIOS, compilation, Garbage, int, print, QEMULeave a Comment

PowerDesigner Settings Fields Unsigned Int

The first step, double-click the field

The second step, select the mysql tab

The third step, set the field unsigned attribute

September 22, 2021By Simo Power Designer Field, int, PowerDesigner, setting, unsignedLeave a Comment

C – ATOI () – String to INT

I read that atoi() has been deprecated, it is equivalent to:

(int)strtol(token_start, (char **)NULL, 10); Does this mean I should use the above instead of atoi(chr) or does it just say that t

August 22, 2021By Simo C & C++ ATOI, int, stringLeave a Comment

Arrays – Quantity of the NIL value in the Arrary of Int Optionals

I just started using Swift and using options. After using generateRandomArrayOfIntsAndNils(), I struggled to calculate the number of nils in the test array

This is what I want to use Method:<

August 22, 2021By Simo Swift Arrary, Arrays, Calculation, int, NIL, Optionals, Quantity, valueLeave a Comment
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