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How can you use optional parameters in C#?
...sb = new StringBuilder(); for (int i = 0; i < args.Length; i++){ sb.Append("{"); sb.Append(i.ToString()); sb.Append("}"); sb.Append(" "); } String.Format(sb.ToString(),args).Dump(); } Sample call: log("...Done,",(watch.ElapsedMilliseconds/1000).ToString(),"s");
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how to check if object already exists in a list
...epends on the needs of the specific situation. For example, the dictionary approach would be quite good assuming:
The list is relatively stable (not a lot of inserts/deletions, which dictionaries are not optimized for)
The list is quite large (otherwise the overhead of the dictionary is pointless)....
How set background drawable programmatically in Android
...le(context, R.drawable.ready)
You will need to add the following in your app build.gradle
compile 'com.android.support:support-v4:23.0.0' # or any version above
Or using ResourceCompat, in any API like below:
import android.support.v4.content.res.ResourcesCompat;
ResourcesCompat.getDrawable(...
UICollectionView's cellForItemAtIndexPath is not being called
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Can you elaborate a bit more. Same is happening for me
– user1010819
Oct 15 '13 at 17:32
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PHP server on local machine?
... these days.
You simply run the command from the terminal:
cd path/to/your/app
php -S 127.0.0.1:8000
Then in your browser go to http://127.0.0.1:8000 and boom, your system should be up and running. (There must be an index.php or index.html file for this to work.)
You could also add a simple Router
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Draw Circle using css alone [duplicate]
...Microsoft recommends it. Google even discontinued IE8 support in their web apps (Gmail, Calendar, Drive, Docs, etc.) at the end of 2012. It's ridiculous to support a 5 year old browser.
– Gavin
Sep 12 '13 at 10:08
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How to get the CPU Usage in C#?
I want to get the overall total CPU usage for an application in C#. I've found many ways to dig into the properties of processes, but I only want the CPU usage of the processes, and the total CPU like you get in the TaskManager.
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Changing image sizes proportionally using CSS?
...r a couple of days now to configure my thumbnail gallery so all the images appear the same height and width. However when I change the Css code to,
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WPF User Control Parent
...se some non-window controls (like Popup) do not have visual parents and it appears that controls generated from a data template do not have logical parents.
– Brian Reichle
Jul 13 '12 at 10:31
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UIScrollView not scrolling
...... the labels are much longer that the UIScrollView , but when I run the app, I cannot click and scroll down...
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