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Cocoa Core Data efficient way to count entities
...an efficient way to make a count over an Entity-Type (like SQL can do with SELECT count(1) ...). Now I just solved this task with selecting all with NSFetchedResultsController and getting the count of the NSArray ! I am sure this is not the best way...
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How can I find all of the distinct file extensions in a folder hierarchy?
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Powershell:
dir -recurse | select-object extension -unique
Thanks to http://kevin-berridge.blogspot.com/2007/11/windows-powershell.html
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How do I clone a job in Jenkins?
...u can clone a job:
Click on 'New Item' link
Give a new name for your job
Select radio button 'Copy existing Item'
Give the job name that you want to clone
Click 'OK'
Finally, you have your new job, which reflects all features of your cloned one.
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Eclipse says: “Workspace in use or cannot be created, chose a different one.” How do I unlock a work
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Go to TaskManager(Right Click in the Task Bar) and select Processess menu bar and select eclipse.exe and Click EndProcess
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How do you maintain development code and production code? [closed]
...ready to be deployed into production at any time: the next release, with a selected set of feature branches merged in master.
dev (or integration branch, or 'next') is the one where the feature branch selected for the next release are tested together
maintenance (or hot-fix) branch is the one for th...
Update all objects in a collection using LINQ
...nsion method, if you want to use just the framework you can do
collection.Select(c => {c.PropertyToSet = value; return c;}).ToList();
The ToList is needed in order to evaluate the select immediately due to lazy evaluation.
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How do I properly escape quotes inside HTML attributes?
...ogleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<select>
<option value="&quot;asd">Test</option>
</select>
Alternatively, you can delimit the attribute value with single quotes:
<option value='"asd'>test</option>
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Remove a HTML tag but keep the innerHtml
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$('b').contents().unwrap();
This selects all <b> elements, then uses .contents() to target the text content of the <b>, then .unwrap() to remove its parent <b> element.
For the greatest performance, always go native:
var b = document.ge...
Eclipse Build Path Nesting Errors
...pp Libraries" -> click "next" -> confirm your desired project is the selected option -> click "Finish"
Highlighting "Web App Libraries":
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Stop the 'Ding' when pressing Enter
...ecutes. The only thing that happens is all the Text in the TextBox becomes selected (and I don't even have code that selects any text)
– bendr
Jun 9 '11 at 10:15
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