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How to find the operating system version using JavaScript?
...ndows 7' => '(Windows NT 6.1)',
'Windows 8' => '(Windows NT 6.2)|(WOW64)',
'Windows 10' => '(Windows 10.0)|(Windows NT 10.0)',
'Windows NT 4.0' => '(Windows NT 4.0)|(WinNT4.0)|(WinNT)|(Windows NT)',
'Windows ME' => 'Windows ME',
'Open BSD' => 'OpenBSD',
'Sun OS' => 'SunOS',
'Lin...
The maximum value for an int type in Go
...nt:
uint8 : 0 to 255
uint16 : 0 to 65535
uint32 : 0 to 4294967295
uint64 : 0 to 18446744073709551615
int8 : -128 to 127
int16 : -32768 to 32767
int32 : -2147483648 to 2147483647
int64 : -9223372036854775808 to 9223372036854775807
...
Maximum packet size for a TCP connection
...
@HiroProtagonist: 1500 is a maximum, so having 600 is not surprising.
– Nicolas Raoul
Jul 19 '12 at 9:13
31
...
Generating a random & unique 8 character string using MySQL
...
87
This problem consists of two very different sub-problems:
the string must be seemingly random...
What is the memory consumption of an object in Java?
...imensions greatly differ.
For example, a int[128][2] instance takes 3,600 bytes. Compared to the 1,040 bytes an int[256] instance uses (which has the same capacity), 3,600 bytes represent a 246 percent overhead. In the extreme case of byte[256][1], the overhead factor is almost 19! Compare that...
Facebook Post Link Image
...uick thumbnail next to the post. For certain URLs though (including mine), FB doesn't seem to pick up anything, despite their being a number of images on that page.
...
Ansible: Set variable to file content
...st: (Thanks to @mlissner for suggesting it)
vars:
amazon_linux_ami: "ami-fb8e9292"
user_data_file: "base-ami-userdata.sh"
tasks:
- name: Load data
slurp:
src: "{{ user_data_file }}"
register: slurped_user_data
- name: Decode data and store as fact # You can skip this if you want to use t...
How can you detect the version of a browser?
.../537.36 (KHTML, like Gecko) Version/4.0 Chrome/45.0.2454.95 Safari/537.36 [FB_IAB/FB4A;FBAV/50.0.0.10.54;] This is a very prominent user agent unfortunately so can't really ignore it...
– Willster
Oct 15 '15 at 18:00
...
Preferred Github workflow for updating a pull request after code review
...est case as per PR comments
eccaa56 code standard fixes as per PR comments
fb30112 correct typos and fatal error
58ae094 fixing problem
It's a good idea to squash things together so they appear as a single commit:
$ git rebase -i parent/master
This will prompt you to choose how to rewrite the ...
Getting MAC Address
...fcntl, socket, struct
def getHwAddr(ifname):
s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
info = fcntl.ioctl(s.fileno(), 0x8927, struct.pack('256s', ifname[:15]))
return ':'.join(['%02x' % ord(char) for char in info[18:24]])
print getHwAddr('eth0')
This is the Python 3 compa...