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How can I use Async with ForEach?
... case, I recommend projecting each element into an asynchronous operation, and you can then (asynchronously) wait for them all to complete.
using (DataContext db = new DataLayer.DataContext())
{
var tasks = db.Groups.ToList().Select(i => GetAdminsFromGroupAsync(i.Gid));
var results = awa...
Injecting a mock into an AngularJS service
I have an AngularJS service written and I would like to unit test it.
7 Answers
7
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Reading a key from the Web.Config using ConfigurationManager
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Thanks for your answer, I tried as you recommended and still get the same result. I actually now get a NullReferenceException on the ToString()
– twal
Jan 4 '11 at 15:37
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Do I have to Close() a SQLConnection before it gets disposed?
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Since you have a using block, the Dispose method of the SQLCommand will be called and it will close the connection:
// System.Data.SqlClient.SqlConnection.Dispose disassemble
protected override void Dispose(bool disposing)
{
if (disposing)
{
this._userConnectionOptions =...
File uploading with Express 4.0: req.files undefined
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The body-parser module only handles JSON and urlencoded form submissions, not multipart (which would be the case if you're uploading files).
For multipart, you'd need to use something like connect-busboy or multer or connect-multiparty (multiparty/formi...
CSS selector for text input fields?
...ll this leaves the case when the type is defined, but has an invalid value and that still falls back to type="text". To cover that we could use select all inputs that are not one of the other known types
input:not([type=button]):not([type=password]):not([type=submit])...
But this selector would b...
Clear a terminal screen for real
Using the clear command on the terminal only fools the user into thinking the screen has been cleared...you can still see output from the previous commands when you scroll using the mouse. This makes life difficult when you are drowning in a tsunami of text.
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What are the various “Build action” settings in Visual Studio project properties and what do they do
...for each file selected in Solution Explorer. There are a number of options and it's difficult to know what each one of them will do.
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How do I save a String to a text file using Java?
...u would to any output stream:
out.println(text);
You'll need exception handling, as ever. Be sure to call out.close() when you've finished writing.
If you are using Java 7 or later, you can use the "try-with-resources statement" which will automatically close your PrintStream when you are done w...
Force overwrite of local file with what's in origin repo?
I want to get the latest file that's in the repository, and overwrite what I have locally. How can I do this with the git client?
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