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Multiple “order by” in LINQ
...
Add "new":
var movies = _db.Movies.OrderBy( m => new { m.CategoryID, m.Name })
That works on my box. It does return something that can be used to sort. It returns an object with two values.
Similar, but different to sorting...
What's the best way of implementing a thread-safe Dictionary?
...: IDictionary<TKey, TValue>
{
private readonly object syncRoot = new object();
private Dictionary<TKey, TValue> d = new Dictionary<TKey, TValue>();
public void Add(TKey key, TValue value)
{
lock (syncRoot)
{
d.Add(key, value);
}
...
Does Javascript pass by reference? [duplicate]
...es _not_ affect the object passed
}
function update(ref) {
ref.key = 'newvalue'; // this code _does_ affect the _contents_ of the object
}
var a = { key: 'value' };
replace(a); // a still has its original value - it's unmodfied
update(a); // the _contents_ of 'a' are changed
...
Is a Java string really immutable?
... returns true. The third string is created using substring() which makes a new string instead of pointing to the same.
When you access a string using reflection, you get the actual pointer:
Field field = String.class.getDeclaredField("value");
field.setAccessible(true);
So change to this w...
How to disable Crashlytics during development
...t checked automatically, I use: if (!BuildConfig.DEBUG) {Fabric.with(this, new Crashlytics());}
– Björn Kechel
Sep 29 '15 at 16:25
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What's the difference between StaticResource and DynamicResource in WPF?
... swap one dictionary for another and anything referencing resources in the new dictionary will update automatically.
– Gusdor
Jan 20 '15 at 13:25
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Android Left to Right slide animation
...bt = (Button) findViewById(R.id.buttonNext);
bt.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
Intent i = new Intent(FirstActivity.this, SecondActivity.class);
startActivity(i);
}
...
How do I configure PyCharm to run py.test tests?
...efault, when I right-click on the project in the Projects panel and select New => Python File, the Kind: dropdown offers only: Python file, Unit test, Python stub, not Pytest. I have looked in all of the locations mentioned in the threads above. What am I missing?
– Tom Ba...
How do I delete NuGet packages that are not referenced by any project in my solution?
...elieve they are legacy ASP.NET NuGet packages that have been replaced with new package names with the new version. They each have only a Manage button -- but no uninstall button. And when you look to see where they are used, you can see that they are referenced by none of the solution's project...
Application Loader stuck at “Authenticating with the iTunes store” when uploading an iOS app
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You have to agree to a new sign up in Application Loader. Select "Application Loader" under the "Xcode -> Open Developer Tool" menu (the first menu to the right of the Apple in the menu bar). Once you open Application Loader there will be a prom...