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What are the benefits of Java's types erasure?
.... We can get some efficiency and simplicity with the satisfaction that no casts will fail or that methods might be missing upon invocation.
Erasing encourages reasoning.
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Where do I find the line number in the Xcode editor?
... preference by clicking on xcode on left hand side uper corner.
2) then select Text Editing
3) then select Show: Line numbers and click on check box for enable it.
4) close it.
5) you will see the line number in xcode.
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“inconsistent use of tabs and spaces in indentation”
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With the IDLE editor you can use this:
Menu Edit → Select All
Menu Format → Untabify Region
Assuming your editor has replaced 8 spaces with a tab, enter 8 into the input box.
Hit select, and it fixes the entire document.
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AppStore - App status is ready for sale, but not in app store
... and Availability.
Then I waited 1 hour.
Then I ticked All Territories Selected again.
After the app came available for download again the version number was updated.
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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 ...
...允许您修改数据库以使其兼容。
此设置会影响各种 Select 方法返回结果行的方式。
当此属性为 false 时，Select 方法返回的列表中的每个元素将是一个简单的值列表，这些值表示为每个匹配行选择的列的值。
当此属性为 true ...
SQL Server: Maximum character length of object names
...lowing script contained in the blog post before:
DECLARE @i NVARCHAR(800)
SELECT @i = REPLICATE('A', 116)
SELECT @i = 'CREATE TABLE #'+@i+'(i int)'
PRINT @i
EXEC(@i)
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Picking a random element from a set
... the buckets that make up the hashset, which allows us to more efficiently select a random elements. If random elements are necessary in Java, it might be worthwhile to define a custom hash set that allows the user to look under the hood. See [boost's docs][1] for a little more in this. [1] boos...
How to export data as CSV format from SQL Server using sqlcmd?
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You can run something like this:
sqlcmd -S MyServer -d myDB -E -Q "select col1, col2, col3 from SomeTable"
-o "MyData.csv" -h-1 -s"," -w 700
-h-1 removes column name headers from the result
-s"," sets the column seperator to ,
-w 700 sets the row width to 700 chars (this will nee...
Filtering by Multiple Specific Model Properties in AngularJS (in OR relationship)
...your filter expression, as described in the API Reference. This object can selectively apply the properties you're interested in, like so:
<input ng-model="search.name">
<input ng-model="search.phone">
<input ng-model="search.secret">
<tr ng-repeat="user in users | filter:{name...
How to remove all rows in a numpy.ndarray that contain non-numeric values
... @naught101 You also need to change any to all. Since you want to select rows where "all are finite", instead of selecting rows where "not any are nan".
– AnnanFay
Jun 6 '17 at 4:59
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