大约有 47,000 项符合查询结果(耗时:0.0548秒) [XML]

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What is a “batch”, and why is GO used?

...add a column to a table, then it should be in its own batch. If you try to SELECT the new column in the same batch it fails because at parse/compile time the column does not exist. GO is used by the SQL tools to work this out from one script: it is not a SQL keyword and is not recognised by the eng...
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System.Security.SecurityException when writing to Event Log

...blogs.net/timh/archive/2005/10/05/56029.aspx Open the Registry Editor: Select Start then Run Enter regedt32 or regedit Navigate/expand to the following key: HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Eventlog\Security Right click on this entry and select Permissions Add the Network S...
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Custom views with Storyboard

...get within the same storyboard, and it is possible. Here's how you do it: Select your view controller in IB (click on the black bar below the view), then drag a UIView from the Object Library into the black bar: When a view is in the black bar, it's instantiated like any other view in IB but just...
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How to reduce iOS AVPlayer start delay

...ly be faster and more reliable due to less data. While you are playing the selected piece, you have enough time to prepare the AVPlayer for the rest of the selected follow up video in the background. When the beginning is finished, you switch to the prepared AVPlayer. So in total, you at any given t...
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Database development mistakes made by application developers [closed]

... the log output from Hibernate and you'll see all the queries begin with: SELECT DISTINCT ... This is a bit of a shortcut to ensuring you don't return duplicate rows and thus get duplicate objects. You'll sometimes see people doing this as well. If you see it too much it's a real red flag. Not...
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How can I save application settings in a Windows Forms application?

...gs. Right click on the project in Solution Explorer and choose Properties. Select the Settings tab and click on the hyperlink if settings doesn't exist. Use the Settings tab to create application settings. Visual Studio creates the files Settings.settings and Settings.Designer.settings that contain...
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What is the difference/usage of homebrew, macports or other package installation tools? [closed]

...to do the same with Homebrew. MacPorts support groups. foo@macpro:~/ port select --summary Name Selected Options ==== ======== ======= db none db46 none gcc none gcc42 llvm-gcc42 mp-gcc48 none llvm none mp-llvm-3.3 none mys...
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How to export/import PuTTy sessions list?

... Right click on 'SimonTatham' key (directory icon), select Export Give the file a name (say) putty.reg and save it to your location for later use. Close Registry Editor. Done. ...
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How to ssh to vagrant without actually running “vagrant ssh”?

...lhost To account for when you have more than one vagrant host, this will select the desired host, as well as cull blank lines from the config (using sed): HOST=name-of-my-host ssh $(vagrant ssh-config $HOST | sed '/^[[:space:]]*$/d' | awk 'NR>1 {print " -o "$1"="$2}') localhost ...
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Difference between ActionBarSherlock and ActionBar Compatibility

...ar (CAB) a menu that takes over the action bar, used for example for multi select (http://developer.android.com/design/patterns/new-4-0.html) This is a ICS feature (!) For this, an implementation of the ActionMode class (introduced in API level 11) had to be introduced into the ActionbarSherlock lib...