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How using try catch for exception handling is best practice
... However, if you're expecting an exception it's usually better practice to test for it first. For instance parse, formatting and arithmetic exceptions are nearly always better handled by logic checks first, rather than a specific try-catch.
If you need to do something on an exception (for instance l...
In Java, what is the best way to determine the size of an object?
... How I can user ObjectSizeFetcher, if don't export jar? I have test java project in eclipse.
– Yura Shinkarev
Aug 5 '13 at 18:40
5
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深入理解 x86/x64 的中断体系 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
... mov ah, 0x0e
xor bh, bh
print_loop:
lodsb
test al,al
jz done
int 0x10
jmp print_loop
done:
ret
old_IVT dw 0 ; limit of IVT
dd 0 ; ...
What happens when a computer program runs?
...etely dependent on the platform which you're using. Consider the following test program:
#include <stdlib.h>
#include <stdio.h>
int main()
{
int stackValue = 0;
int *addressOnStack = &stackValue;
int *addressOnHeap = malloc(sizeof(int));
if (addressOnStack > addr...
Bidirectional 1 to 1 Dictionary in C#
..., I have done so. I will add it to the answers when I've finished the unit tests...
– Joel in Gö
Nov 6 '08 at 12:24
add a comment
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Defeating a Poker Bot
...Trying to decide if a decision was made by a human or not is like a turing test with almost no information.
Sending the decision back can be made difficult by using 3D again. Make it hard to send packets directly or otherwise submit a decision by any means other than clicking a button with the mou...
When and why are database joins expensive?
...ically demolished them using scientific method: he got large databases and tested these assertions.
I think he wrote it up in Relational Database Writings 1988-1991 but this book was later rolled into edition six of Introduction to Database Systems, which is the definitive text on database theory ...
Simple way to encode a string according to a password?
...using PyCrypto:
import base64
from Crypto.Cipher import AES
msg_text = b'test some plain text here'.rjust(32)
secret_key = b'1234567890123456'
cipher = AES.new(secret_key,AES.MODE_ECB) # never use ECB in strong systems obviously
encoded = base64.b64encode(cipher.encrypt(msg_text))
print(encoded)
...
Prototypical inheritance - writing up [duplicate]
...
It's good because it enables you and others to mock certain members for testing easily. It gives others a chance to easily improve (patch) your code but this is also bad because there is no guarantee that a next version of your code has the same implementation and or private members.
By using cl...
Does anyone beside me just NOT get ASP.NET MVC? [closed]
...nvolves the development of a set of supporting classes in a separate (unit-testable) DLL. These class(es) will handle business logic, data access and architectural/routing decisions.
MVC
MVC takes a more "architectural" view of web application development: offering a standardized scaffold upon wh...