This post is the last one on this blog. Yes, it’s the end for this blog. However, this blog still remains in cyber world, it will be transfered to WordPress.com after May, 2008. Others will be kept before June, 2008. After that, all will be removed with this domain name. (I am contacting billing dept. [...]
I highly recommend this video. This video has been available for about two days, but it only has less than 100 views while I am writing this posting.
I probably didn’t really “think” for last three years; No! maybe in my whole life. I always have an idea, then change my mind quickly. I always prepare [...]
What is checksum
checksum is a technique, which can ensure (in some degree) integrity of transfered files. It helps detect errors occurred in transmission. It is an Error Detection, not an Error Correction, therefore once found errors, you can’t not use checksum to correct corrupt data.
Generating checksum
On Linux, you should already have programs that you need [...]
I saw this referrer in access log (obscured):
http_//aolsearch_aol_com/aol/search
?encquery=4cb9c379870ea897e28d26457ba3f9073fe933aecf8a54c2
&invocationType=keyword_rollover&ie=UTF-8
Why did this get my attention? Because there is a key pair called encquery, it could mean encrypted query or just encoded query. I believe the answer is later. When I visited that link, I can see the original search keyword which is “grants for 501c(3).” I would [...]
That company is really dirty.
Read: After Hijacking Site, Scammers Move to Seize Shareaza Trademark and Urgent: Opposing the Shareaza Trademark.
PS. This is not about P2P, but the stealing of identity of a software.
The following command will generate an 1MB file:
head -c 1m /dev/urandom > test.bin
It uses head command to retrieve random data from kernel random number source /dev/urandom, -c 1m specifies the amount is 1 * 1024 * 1024 bytes, then redirect to the file test.bin.
-c recognizes three multiplier suffixes: b is for 512, k is for [...]
Those cows are not bodybuilders, it’s all about genetic.
It’s kind of sick… I think I will have a while no eating any steak.
Not the Sun Java you thought, but Joffrey’s Java Beta Test. Go to sign up, then you have the chance to be chosen as a tester. You have to be a blogger.
And I have been accepted as a BETA tester! Even I am not in US.
The testing subject is Jamaican Me Crazy: Caramel, vanilla and [...]
February 29, 2008 – 6:50 am
I am trying to find out which way to loop in Bash is efficient. The general code is:
#!/bin/bash
t1 () {
tt1=$(date +%s.%N)
}
t2 () {
tt2=$(date +%s.%N)
echo $(echo $tt2 – $tt1 | bc) seconds;
}
TIMES=100000
## brace expansion
t1
for i in [...]
February 29, 2008 – 5:36 am
I have been waiting such features for long long time. Now we can have EIGHT iGoogle Gadgets at once, it will also add these gadgets into a new tab of your iGoogle.
Simply go to Tools section, then Gadgets.
The problem is EIGHT gadgets are too many, why they didn’t use Tabs UI of iGoogle Gadget?
Link: iGoogle [...]
