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Error type 3 Error: Activity class {} does not exist
... uninstall properly. To verify and fix this:
Go to Settings.
Go to Apps.
Select your app. (here, you can verify that your app is not uninstalled properly).
Open the overflow menu on the top right and select Uninstall for all users.
Done. Try to install then launch your app again.
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How can I easily view the contents of a datatable or dataview in the immediate window
... of this solution: You don't need Visual Studio!
Here my example output:
SELECT PackKurz, PackName, PackGewicht FROM verpackungen
PackKurz | PackName | PackGewicht |
---------------------|----------------------|----------------------|-
BB205 | BigB...
How to force GitHub Pages build?
...nstead, if using Chrome, inspect your page, head into the Application tab, select "Clear storage" in the left menu, and click on "Clear site data" at the bottom of the menu.
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presentViewController:animated:YES view will not appear until user taps again
...ese sources. I've found the issue by using a UITableViewCell which had its selectionStyle set to UITableViewCellSelectionStyleNone, so that no selection animation triggered the runloop after the row selection handler ran.
To fix it (until Apple does something) you can trigger the main runloop by s...
Really weird eclipse keyboard behavior/bug?
.... They worked in other applications. Option-Arrows worked fine to move a selection around. Arrows worked in the keyboard preferences window. Switching to another application and back didn't work. Restarting eclipse made no difference. Switching keyboard schemes from Emacs -> Default -> E...
Method has the same erasure as another method in type
... template methods, but yeah: the compiler makes sure the right method gets selected before type erasure. Beautiful. If it weren't tainted by the legacy code compatibility issues.
– Jonas Eicher
Dec 5 '12 at 9:03
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When to Redis? When to MongoDB? [closed]
...e, writing stupid sql statements... not just one but freaking everywhere. "select this, select that". But in particular you remember the irritating WHERE clause. Where lastname equals "thornton" and movie equals "bad santa." Urgh. You think, "why don’t those dbas just do their job and give me som...
Convert Existing Eclipse Project to Maven Project
...mport an existing Eclipse project. Rather, it gives the user an option of selecting dependencies, etc., which may be difficult if the user doesn't have much experience with Maven.
– Kaleb Pederson
Mar 15 '10 at 18:58
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How can I get a web site's favicon?
...tain this via the agility pack:
var favicon = "/favicon.ico";
var el=root.SelectSingleNode("/html/head/link[@rel='shortcut icon' and @href]");
if (el != null) favicon = el.Attributes["href"].Value;
Note the icon is theirs, not yours.
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Determine font color based on background color
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I encountered similar problem. I had to find a good method of selecting contrastive font color to display text labels on colorscales/heatmaps. It had to be universal method and generated color had to be "good looking", which means that simple generating complementary color was not good ...