大约有 47,000 项符合查询结果（耗时：0.0920秒） [XML]
Amazon EC2, mysql aborting start because InnoDB: mmap (x bytes) failed; errno 12
...h a Micro instance running.
Run dd if=/dev/zero of=/swapfile bs=1M count=1024
Run mkswap /swapfile
Run swapon /swapfile
Add this line /swapfile swap swap defaults 0 0 to /etc/fstab
Step 4 is needed if you would like to automatically enable swap file after each reboot.
Some useful command related t...
AES Encryption for an NSString on the iPhone
...encoding:NSUTF8StringEncoding] UTF8String]);
[pool drain];
return 0;
}
Given this code, and the fact that encrypted data will not always translate nicely into an NSString, it may be more convenient to write two methods that wrap the functionality you need, in forward and reverse...
- (NS...
How to view files in binary from bash?
...
507
xxd does both binary and hexadecimal.
bin:
xxd -b file
hex:
xxd file
...
Capture keyboardinterrupt in Python without try-except
...gnal_handler(signal, frame):
print('You pressed Ctrl+C!')
sys.exit(0)
signal.signal(signal.SIGINT, signal_handler)
print('Press Ctrl+C')
forever = threading.Event()
forever.wait()
share
|
...
What are the ways to make an html link open a folder
...
108
Do you want to open a shared folder in Windows Explorer? You need to use a file: link, but ther...
Determine if an element has a CSS class with jQuery
...
|
edited Aug 10 '11 at 18:20
Jeff May
44922 silver badges1414 bronze badges
answered Nov 4 '...
Set value of textarea in jQuery
...
answered Jan 6 '09 at 6:10
enobrevenobrev
20.7k66 gold badges4040 silver badges5252 bronze badges
...
Is Zookeeper a must for Kafka?
...
10
In fact, kafka designed in a way that even in you go with single broker it is still distributed mode, but with replication factor of 1 -- th...
How to find all duplicate from a List? [duplicate]
...
answered Jan 2 '11 at 12:10
Giuseppe OttavianoGiuseppe Ottaviano
4,08322 gold badges1515 silver badges1818 bronze badges
...
Get time in milliseconds using C#
...ds. By time, I mean a number that is never equal to itself, and is always 1000 numbers bigger than it was a second ago. I've tried converting DateTime.Now to a TimeSpan and getting the TotalMilliseconds from that... but I've heard it isn't perfectly accurate.
...