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Version number comparison in Python
...
Remove the uninteresting part of the string (trailing zeroes and dots), and then compare the lists of numbers.
import re
def mycmp(version1, version2):
def normalize(v):
return [int(x) for x in re.sub(r'(\.0+)*$','', v).spli...
Retrieving the last record in each group - MySQL
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Here's the DDL for my Posts table:
CREATE TABLE `posts` (
`PostId` bigint(20) unsigned NOT NULL auto_increment,
`PostTypeId` bigint(20) unsigned NOT NULL,
`AcceptedAnswerId` bigint(20) unsigned default NULL,
`ParentId` bigint(20) unsigned default NULL,
`CreationDate` datetime NOT NULL,
...
Handling InterruptedException in Java
What is the difference between the following ways of handling InterruptedException ? What is the best way to do it?
7 Answ...
Undocumented NSURLErrorDomain error codes (-1001, -1003 and -1004) using StoreKit
...7,
kCFURLErrorResourceUnavailable = -1008,
kCFURLErrorNotConnectedToInternet = -1009,
kCFURLErrorRedirectToNonExistentLocation = -1010,
kCFURLErrorBadServerResponse = -1011,
kCFURLErrorUserCancelledAuthentication = -1012,
kCFURLErrorUserAuthenticationRequired = -1013,...
Why is f(i = -1, i = -1) undefined behavior?
...s nothing to say that the instructions performing the assignment cannot be interleaved. It might be optimal to do so, depending on CPU architecture. The referenced page states this:
If A is not sequenced before B and B is not sequenced before A, then
two possibilities exist:
evaluatio...
Wait one second in running program
İ want to wait one second before printing my grid cells with this code, but it isn't working. What can i do?
10 Answers
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private[this] vs private
...rything (make it private) and open (provide accessors) if necessary. Scala introduces even more strict access modifier. Should I always use it by default? Or should I use it only in some specific cases where I need to explicitly restrict changing field value even for objects of the same class? In ot...
Get Month name from month number
...ed Month Names : "Aug"
DateTimeFormatInfo.GetAbbreviatedMonthName Method (Int32)
Returns the culture-specific abbreviated name of the specified month
based on the culture associated with the current DateTimeFormatInfo
object.
string monthName = CultureInfo.CurrentCulture.DateTimeFormat.Ge...
Is the != check thread safe?
...e following execution scenario:
The program is loaded and the JVM starts interpreting the bytecodes. Since (as we have seen from the javap output) the bytecode does two loads, you (apparently) see the results of the race condition, occasionally.
After a time, the code is compiled by the JIT compi...
Can I return the 'id' field after a LINQ insert?
When I enter an object into the DB with Linq-to-SQL can I get the id that I just inserted without making another db call? I am assuming this is pretty easy, I just don't know how.
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