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Business logic in MVC [closed]
...e delete button in the view is disabled for certain entries - but the rule itself isn't contained in the view.
The model is ultimately gatekeeper for your data. You should be able to test your business logic without touching the UI at all.
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Row count with PDO
...ber_of_rows = $result->fetchColumn();
Not the most elegant way to do it, plus it involves an extra query.
PDO has PDOStatement::rowCount(), which apparently does not work in MySql. What a pain.
From the PDO Doc:
For most databases,
PDOStatement::rowCount() does not
return the number ...
Remove redundant paths from $PATH variable
...at would be for the current session, if you want to change permanently add it to any .bashrc, bash.bashrc, /etc/profile - whatever fits your system and user needs.
Note: This is for Linux. We'll make this clear for new coders. (` , ') Don't try to SET = these.
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Could not find stored procedure 'dbo.aspnet_CheckSchemaVersion'
I am using WinHost.com to host my site. The SQL Database/membership system works perfectly on my local computer, but when uploaded to the server it doesn't work. I've followed all steps correctly. And I have contacted support for my service but it's been over 2weeks and no reply.
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Android - Set max length of logcat messages
By default, it seems that logcat will truncate any log message that it considers to be "too long". This happens both inside of Eclipse and when running logcat on the command line using adb -d logcat , and is truncating some important debugging messages.
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How to install an APK file on an Android phone?
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I quote Hello Android because I can't say it better ;-)
You need to enable USB debugging on the phone itself (by starting the Settings application and selecting Applications > Development > USB Debugging), install the Android USB device driver if you haven’t...
File input 'accept' attribute - is it useful?
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The accept attribute is incredibly useful. It is a hint to browsers to only show files that are allowed for the current input. While it can typically be overridden by users, it helps narrow down the results for users by default, so they can get exactly what they're lo...
Java: function for arrays like PHP's join()?
I want to join a String[] with a glue string. Is there a function for this?
22 Answers
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Take a full page screenshot with Firefox on the command-line
... Tools > Web Developer > Developer Toolbar to open a command line. Write:
screenshot
and press Enter in order to take a screenshot.
To fully answer the question, you can even save the whole page, not only the visible part of it:
screenshot --fullpage
And to copy the screenshot to clipbo...
VS2013 permanent CPU usage even though in idle mode
...takes CPU usage to 25% (on a 4 cores intel i5 cpu) permanently even though it's supposed to be idle. I thought it has some unfinished background processes so I left it running for a while but it keeps using the cpu when it's supposed to be idle.
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