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Entity Framework. Delete all rows in table
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var all = from c in dataDb.Table select c;
dataDb.Table.RemoveRange(all);
dataDb.SaveChanges();
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follo...
what is Promotional and Feature graphic in Android Market/Play Store?
...s above are now broken but the detailed information can be found here
Selected applications have the ability
to be featured atop their respective
categories. This is not a guaranteed
feature, but uploading promotional
graphics is something that we
recommend.
...
How to find out which JavaScript events fired?
I have a select list:
4 Answers
4
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Style disabled button with CSS
...ts.
For browsers/devices supporting CSS2 only, you can use the [disabled] selector.
As with the image, don't put an image in the button. Use CSS background-image with background-position and background-repeat. That way, the image dragging will not occur.
Selection problem: here is a link to the s...
What is the Java equivalent for LINQ? [closed]
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You can select the items in a collection (and much more) in a more readable way by using the lambdaj library
https://code.google.com/archive/p/lambdaj/
It has some advantages over the Quaere library because it doesn't use any magic...
How do you roll back (reset) a Git repository to a particular commit? [duplicate]
...u can also use gitk.
Right click on the commit you want to return to and select "Reset master branch to here". Then choose hard from the next menu.
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How to view method information in Android Studio?
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You can pin the window and make the documentation appear every time you select a method with your mouse though.
Android Studio 1.0: You have to hold CTRL if you want to get hold of documentation window for e.g. scrolling documentation otherwise as you move your mouse away from method document...
Which annotation should I use: @IdClass or @EmbeddedId
...and @EmbeddedId is when it comes to write HQL :
With @IdClass you write:
select e.name from Employee e
and with @EmbeddedId you have to write:
select e.employeeId.name from Employee e
You have to write more text for the same query. Some may argue that this differs from a more natural language l...
How to set java_home on Windows 7?
... installation path:
Right-click the My Computer icon on your desktop and select Properties.
Click the Advanced tab, then click the Environment Variables button.
Under System Variables, click New.
Enter the variable name as JAVA_HOME.
Enter the variable value as the installation path for the Java ...
Why is Visual Studio 2013 very slow?
...available" check box to prevent the use of hardware graphics acceleration.
Select or clear the "Enable rich client visual experience" check box to make sure that rich visuals are always on or off, respectively. When this check box is selected, rich visuals are used independent of the computer enviro...