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What is syntax for selector in CSS for next element?
...
This is called the adjacent sibling selector, and it is represented by a plus sign...
h1.hc-reform + p {
clear:both;
}
Note: this is not supported in IE6 or older.
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|...
Filling a DataSet or DataTable from a LINQ query result set
...order.Field<DateTime>("OrderDate") > new DateTime(2001, 8, 1)
select order;
// Create a table from the query.
DataTable boundTable = query.CopyToDataTable<DataRow>();
Why won't that work for you?
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Delete multiple objects in django
I need to select several objects to be deleted from my database in django using a webpage. There is no category to select from so I can't delete from all of them like that. Do I have to implement my own delete form and process it in django or does django have a way to already do this? As its impleme...
How to export DataTable to Excel
...tring[] columnNames = dataTable.Columns
.Cast<DataColumn>()
.Select(column => column.ColumnName)
.ToArray();
var header = string.Join(",", columnNames.Select(name => $"\"{name}\""));
lines.Add(header);
var valueLines = dataTable.AsEnumerable()
.Select(row => string.J...
How to call a stored procedure from Java and JPA
...s (
postId IN NUMBER,
commentCount OUT NUMBER )
AS
BEGIN
SELECT COUNT(*) INTO commentCount
FROM post_comment
WHERE post_id = postId;
END;
You can call it from JPA as follows:
StoredProcedureQuery query = entityManager
.createStoredProcedureQuery("count_comments"...
How to intercept click on link in UITextView?
...rtant:
Links in text views are interactive only if the text view is
selectable but noneditable. That is, if the value of the UITextView
the selectable property is YES and the isEditable property is NO.
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Changing the background drawable of the searchview widget
...you can do with background of items in ActionBar dropdown. This is because selectableItemBackground is listed as styleable in R.stylable, whereas searchViewTextField (theme attribute that we're interested in) is not. Thus, we cannot access it easily from within XML resources (you'll get a No resourc...
Pandas conditional creation of a series/dataframe column
...
If you only have two choices to select from:
df['color'] = np.where(df['Set']=='Z', 'green', 'red')
For example,
import pandas as pd
import numpy as np
df = pd.DataFrame({'Type':list('ABBC'), 'Set':list('ZZXY')})
df['color'] = np.where(df['Set']=='Z', ...
What is the difference between localStorage, sessionStorage, session and cookies?
...e Mozilla source code we can see that 5120KB (5MB which equals 2.5 Million chars on Chrome) is the default storage size for an entire domain. This gives you considerably more space to work with than a typical 4KB cookie.
The data is not sent back to the server for every HTTP request (HTML, images, J...
Storyboard warning: prototype table cells must have reuse identifiers
...me to this one:
<tableViewCell contentMode="scaleToFill" selectionStyle="blue" accessoryType="disclosureIndicator" hidesAccessoryWhenEditing="NO" indentationLevel="1" indentationWidth="0.0" reuseIdentifier="GenericCellID" id="kBr-Qn-Tki">
Please pay your attention on reuseIden...