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How can I check if a View exists in a Database?
...e existence to drop View use this
From SQL Server 2016 CTP3 you can use new DIE statements instead of big IF wrappers
syntax
DROP VIEW [ IF EXISTS ] [ schema_name . ] view_name [ ...,n ] [ ; ]
Query :
DROP VIEW IF EXISTS view_name
More info here
...
Is it a bad practice to use negative margins in Android?
...tor. This is the 2nd odd thing I've found that only affected 4.0.3, so my new rule is to always test with a 4.0.3 emulator :)
I have success with reducing the bottom margin of a TextView by using android:lineSpacingExtra="-2dp" which works even though I happen to have android:singleLine="true" (an...
Possible to do a MySQL foreign key to one of two possible tables?
...ulls. But you still have to hardcode all the joined tables, and if you add new filter tables, you have to update your code.
SELECT * FROM Products
LEFT OUTER JOIN FiltersType1 USING (product_id)
LEFT OUTER JOIN FiltersType2 USING (product_id)
LEFT OUTER JOIN FiltersType3 USING (product_id)
...
An...
Is there a .NET equivalent to Apache Hadoop? [closed]
...r code.
– foxxtrot
Aug 15 '11 at 15:51
...
Unit testing Anti-patterns catalogue
...
The Free Ride / Piggyback -- James Carr, Tim Ottinger
Rather than write a new test case method to test another/distinct feature/functionality, a new assertion (and its corresponding actions i.e. Act steps from AAA) rides along in an existing test case.
...
JQuery: 'Uncaught TypeError: Illegal invocation' at ajax request - several elements
...up the ajax call correctly. Setup below fixed my issue.
var myformData = new FormData();
myformData.append('leadid', $("#leadid").val());
myformData.append('date', $(this).val());
myformData.append('time', $(e.target).prev().val());
$.ajax({
method: 'post',
processData: false,
...
What are the differences between double-dot “..” and triple-dot “…” in Git diff commit ranges?
... The .. and ... notations in git diff have the following meanings:
# Left side in the illustration below:
git diff foo..bar
git diff foo bar # same thing as above
# Right side in the illustration below:
git diff foo...bar
git diff $(git merge-base foo bar) bar # same thing as above
In other wor...
How to set background color of an Activity to white programmatically?
...ain_activity_background_color));
Also you need to add to values folder a new XML file called color.xml and Assign there a new color property:
color.xml:
<?xml version="1.0" encoding="utf-8"?>
<resources>
<color name="main_activity_background_color">#000000</color>
</re...
App Inventor 2 SQLite 拓展：超流行兼容主流SQL语法的迷你本地数据库引擎...
...数据库创建时，会触发此事件。
DatabaseDowngrade(oldVersion,newVersion)
This event fires when the database is downgraded. The previous and new version numbers are provided. Use this event to modify the database as required by the version change.
DatabaseOpened()
当数据库打...
git working on two branches simultaneously
...-app-feature-A feature/A. This checks out the branch feature/A in it's own new dedicated directory, cool-app-feature-A.
That replaces an older script contrib/workdir/git-new-workdir, with a more robust mechanism where those "linked" working trees are actually recorded in the main repo new $GIT_DIR/...