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How to create GUID / UUID?
... still rfc4122 compliant.
Interested in how? I've put the full source on http://jsfiddle.net/jcward/7hyaC/3/ and on http://jsperf.com/uuid-generator-opt/4
For an explanation, let's start with broofa's code:
function broofa() {
return 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/...
Replace one character with another in Bash
...irst blank only
bar=${foo/ /.}
# replace all blanks
bar=${foo// /.}
See http://tldp.org/LDP/abs/html/string-manipulation.html for more details.
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How to get URL parameter using jQuery or plain JavaScript?
...
}
};
And this is how you can use this function assuming the URL is,
http://dummy.com/?technology=jquery&blog=jquerybyexample.
var tech = getUrlParameter('technology');
var blog = getUrlParameter('blog');
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...
Check if a row exists, otherwise insert
...oid taking large numbers of row-level locks in a single transaction).
See http://msdn.microsoft.com/en-us/library/ms187373.aspx for more information.
Note that locks are taken as the statements which take them are executed - invoking begin tran doesn't give you immunity against another transaction...
How do I link to Google Maps with a particular longitude and latitude?
...r for the latest.
This for a map with the marker (via aaronm's comment):
https://www.google.com/maps/?q=-15.623037,18.388672
For an older example (no marker on this one):
https://www.google.com/maps/preview/@-15.623037,18.388672,8z
The oldest format:
http://maps.google.com/maps?ll=-15.623037,...
Adding a parameter to the URL with JavaScript
...
You can use one of these:
https://developer.mozilla.org/en-US/docs/Web/API/URL
https://developer.mozilla.org/en/docs/Web/API/URLSearchParams
Example:
var url = new URL("http://foo.bar/?x=1&y=2");
// If your expected result is "http://foo.bar/?...
Git Symlinks in Windows
...checkout solution hasn't been necessary.
Hope that helps!
References:
http://git-scm.com/book/en/Git-Internals-Git-Objects
http://technet.microsoft.com/en-us/library/cc753194
Last Update: 2019-03-13
POSIX compliance (well, except for those mklink calls, of course) — no more Bashisms!
Dire...
How do I select a merge strategy for a git rebase?
...he GNU General Public License
# along with this program. If not see <http://www.gnu.org/licenses/gpl.html>
#Defaults:
verbose=0
backup=1
inplace=0
ext=".bak"
message() { printf "%s\n" "$1" >&2 ; }
skip() { message "skipping ${2:-$file}${1:+: $1}"; continue ; }
argerr() { printf...
How do I perform HTML decoding/encoding using Python/Django?
...codepoint['#39'] = 39
def unescape(s):
"unescape HTML code refs; c.f. http://wiki.python.org/moin/EscapingHtml"
return re.sub('&(%s);' % '|'.join(name2codepoint),
lambda m: unichr(name2codepoint[m.group(1)]), s)
For anything more complicated, I use BeautifulSoup.
...
How can I interrupt a ServerSocket accept() method?
...n accept(), then the call will timeout the blocking after specified time:
http://docs.oracle.com/javase/7/docs/api/java/net/SocketOptions.html#SO_TIMEOUT
Set a timeout on blocking Socket operations:
ServerSocket.accept();
SocketInputStream.read();
DatagramSocket.receive();
The option mus...