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How to do parallel programming in Python?
...ment: ` dict.items()` work. The error raises, because I had to change the handling of the variable insight the process-funktion. Unfortunately the error-message was not very helpful... So: thank you for your hint. :-)
– The Bndr
Jun 10 '15 at 15:41
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How to get the number of Characters in a String?
...ust type casting.
len([]rune("世界")) will print 2. At leats in Go 1.3.
And with CL 108985 (May 2018, for Go 1.11), len([]rune(string)) is now optimized. (Fixes issue 24923)
The compiler detects len([]rune(string)) pattern automatically, and replaces it with for r := range s call.
Adds a new run...
Is arr.__len__() the preferred way to get the length of an array in Python?
...5
The same works for tuples:
my_tuple = (1,2,3,4,5)
len(my_tuple)
# 5
And strings, which are really just arrays of characters:
my_string = 'hello world'
len(my_string)
# 11
It was intentionally done this way so that lists, tuples and other container types or iterables didn't all need to expl...
How do I resolve “HTTP Error 500.19 - Internal Server Error” on IIS7.0 [closed]
...eb site directory, so it can't read config from there. Check the app pool and see what user it is configured to run as. Check the directory and see if that user has appropriate rights to it. While you're at it, check the event log and see if IIS logged any more detailed diagnostic information the...
Please explain about insertable=false and updatable=false in reference to the JPA @Column annotation
...ted entity in question isn't in the current entity. E.g. you have a Person and an Address. You'd like to add insertable=false, updatable=false to the @OneToMany relationship with the Person entity in the Address entity, simply because it's not the responsibility of the Address entity to create or up...
What is the purpose of fork()?
In many programs and man pages of Linux, I have seen code using fork() . Why do we need to use fork() and what is its purpose?
...
When is it right for a constructor to throw an exception?
...hat supports one-stage construction, where the object is fully initialized and usable after construction.
One-stage constructors should throw if they fail to fully initialize the object. If the object cannot be initialized, it must not be allowed to exist, so the constructor must throw.
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Are HTTP cookies port specific?
...
The current cookie specification is RFC 6265, which replaces RFC 2109 and RFC 2965 (both RFCs are now marked as "Historic") and formalizes the syntax for real-world usages of cookies. It clearly states:
Introduction
...
For historical reasons, cookies contain a number of se...
Calculating Distance between two Latitude and Longitude GeoCoordinates
...
The GeoCoordinate class (.NET Framework 4 and higher) already has GetDistanceTo method.
var sCoord = new GeoCoordinate(sLatitude, sLongitude);
var eCoord = new GeoCoordinate(eLatitude, eLongitude);
return sCoord.GetDistanceTo(eCoord);
The distance is in meters.
...
How to redirect the output of a PowerShell to a file during its execution
...would work for you. First stop it if it's already running, then start it, and stop it when done.
$ErrorActionPreference="SilentlyContinue"
Stop-Transcript | out-null
$ErrorActionPreference = "Continue"
Start-Transcript -path C:\output.txt -append
# Do some stuff
Stop-Transcript
You can also hav...