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Retrieving the COM class factory for component with CLSID {XXXX} failed due to the following error:

...t X86. You can also configure the iis options to work with x86 like that Select Application pool Select the pool which your app uses Advanced settings Enable 32 bit applications true share | i...
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How can I merge two hashes without overwritten duplicate keys in Ruby?

... and defaults without overwriting the destination hash, you may check with select if the key is already present in the destination hash. Here's the pure Ruby solution without Rails: options = { "a" => 100, "b" => 200 } defaults = { "b" => 254, "c" => 300 } options.merge!(defaults.selec...
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Call static method with reflection

... .Where(x => x.Namespace.ToUpper().Contains("MACRO")) .Select(t => (Action)Delegate.CreateDelegate( typeof(Action), null, t.GetMethod("Run", System.Reflection.BindingFlags.Static | System.Reflection.BindingFlags.Public))) ...
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What is a NullReferenceException, and how do I fix it?

... to find out where the reference is or isn't set, right-click its name and select "Find All References". You can then place a breakpoint at every found location and run your program with the debugger attached. Every time the debugger breaks on such a breakpoint, you need to determine whether you exp...
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Merge multiple lines (two blocks) in Vim

... You can certainly do all this with a single copy/paste (using block-mode selection), but I'm guessing that's not what you want. If you want to do this with just Ex commands :5,8del | let l=split(@") | 1,4s/$/\=remove(l,0)/ will transform work it make it do it makes us harder better faster...
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Is there a rule-of-thumb for how to divide a dataset into training and validation sets?

...o training and validation (again, 80/20 is a fair split). Subsample random selections of your training data, train the classifier with this, and record the performance on the validation set Try a series of runs with different amounts of training data: randomly sample 20% of it, say, 10 times and obs...
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CSS '>' selector; what is it? [duplicate]

... > selects immediate children For example, if you have nested divs like such: <div class='outer'> <div class="middle"> <div class="inner">...</div> </div> <div class="middle...
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Editing in the Chrome debugger

...ipt inside html files for me. Also, if you've added a folder to workspace, select the local js file, right-click and map that file to the network dito. – o-o Nov 5 '16 at 0:17 1 ...
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What is the difference between Views and Materialized Views in Oracle?

... you. The downside of a view is that its performance depends on how good a select statement the view is based on. If the select statement used by the view joins many tables, or uses joins based on non-indexed columns, the view could perform poorly. Materialized views They are similar to regular vi...
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Pushing from local repository to GitHub hosted remote

... my GIT version 1.8.4: From the local repository folder, right click and select 'Git Commit Tool'. There, select the files you want to upload, under 'Unstaged Changes' and click 'Stage Changed' button. (You can initially click on 'Rescan' button to check what files are modified and not uploaded ye...