大约有 40,000 项符合查询结果（耗时：0.0652秒） [XML]
Converting from IEnumerable to List [duplicate]
...to a Generic List.
//ArrayList Implements IEnumerable interface
ArrayList _provinces = new System.Collections.ArrayList();
_provinces.Add("Western");
_provinces.Add("Eastern");
List<string> provinces = _provinces.Cast<string>().ToList();
If you're using Generic version IEnumerable&...
Mac SQLite editor [closed]
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Unless I'm missing something, it doesn't allow you to alter existing tables.
– mahdaeng
Dec 12 '11 at 20:54
1
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How to create a unique index on a NULL column?
...rver 2005. I want to constrain the values in a column to be unique, while allowing NULLS.
4 Answers
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How can I reorder a list? [closed]
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I just could not understand the syntax until I realized is a pairwise simultaneous assignment. ´:-)
– loved.by.Jesus
Apr 27 at 9:56
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Minimal web server using netcat
...500, for instance, it should show the result of a function ( date in the example below, but eventually it'll be a python or c program that yields some data).
My little netcat web server needs to be a while true loop in bash, possibly as simple as this:
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How to ignore the first line of data when processing CSV data?
...on to skip over the first row only when necessary:
import csv
with open('all16.csv', 'r', newline='') as file:
has_header = csv.Sniffer().has_header(file.read(1024))
file.seek(0) # Rewind.
reader = csv.reader(file)
if has_header:
next(reader) # Skip header row.
column...
Is there a way to take a screenshot using Java and save it to some sort of image?
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Believe it or not, you can actually use java.awt.Robot to "create an image containing pixels read from the screen." You can then write that image to a file on disk.
I just tried it, and the whole thing ends up like:
Rectangle screenRect = new Rectangle(T...
config.assets.compile=true in Rails production, why not?
The default Rails app installed by rails new has config.assets.compile = false in production.
7 Answers
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AngularJS: ng-repeat list is not updated when a model element is spliced from the model array
...you do some form of operation outside of AngularJS, such as doing an Ajax call with jQuery, or binding an event to an element like you have here you need to let AngularJS know to update itself. Here is the code change you need to do:
app.directive("remove", function () {
return function (scope,...
How to count objects in PowerShell?
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@Damien OK. I made the edit . In SO people generally come from the first answer to the last. They wont suddenly jump into the third answer and get confused. So that I made it as a continuation of first two answers. That answer makes more sense then this edited one.
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