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What are CFI directives in Gnu Assembler (GAS) used for?
...
To disable these, use the gcc option
-fno-asynchronous-unwind-tables
-fno-dwarf2-cfi-asm may be needed also.
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Does Java read integers in little endian or big endian?
...ch brief published about it long ago. I simply used a 256 element look up table with the bits reversed (table[0x01]=0x80 etc.) after each byte was shifted in from the bit stream.
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How to set conditional breakpoints in Visual Studio?
...turns true or false.
This example breaks when the code is referring to a table with the name "Setting":
table.GetTableName().Contains("Setting")
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How do I find duplicates across multiple columns?
...V 8.0 introduced "window functions", as seen below (in MySQL 8.0)
CREATE TABLE stuff(
id INTEGER NOT NULL
,name VARCHAR(60) NOT NULL
,city VARCHAR(60) NOT NULL
);
INSERT INTO stuff(id,name,city) VALUES
(904834,'jim','London')
, (904835,'jim','London')
, (90145,'Fred','Paris')
, (9...
How can I get the SQL of a PreparedStatement?
...ke this:
org.hsqldb.jdbc.JDBCPreparedStatement@7098b907[sql=[INSERT INTO
TABLE_NAME(COLUMN_NAME, COLUMN_NAME, COLUMN_NAME) VALUES(?, ?, ?)],
parameters=[[value], [value], [value]]]
Now I've created a method (Java 8), which is using regex to extract both query and values and put them into map:
p...
Is effective C++ still effective?
...he details of C++0x, I expected to groan a bit
as I reviewed this book's table of contents with C++0x in mind. Surely
some Items would be inappropriate. But the advice I found proved
sound. Should C++0x developers prefer consts, enums, and inlines to
#defines (Item 2)? They should. Should th...
Correct way to load a Nib for a UIView subclass
...it's a little cleaner. "firstObject" is a handy method for NSArray and NSMutableArray.
Here's a typical example, of loading a xib to use as a table header. In your file YourClass.m
- (UIView *)tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {
return [[NSBundle main...
Setting DIV width and height in JavaScript
... </div>
<div id="div_register">
<table>
<tr>
<td>
welcome
</td>
</tr>
</table>
</div>
</body>
<...
how to add records to has_many :through association in rails
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'The best way' depends on your needs and what feels most comfortable. Confusion comes from differences ActiveRecord's behavior of the new and create methods and the << operator.
The new Method
new will not add an association record for you. You have to build the House and Agent ...
Virtualizing an ItemsControl?
...ives us the following:
<ItemsControl ItemsSource="{Binding AccountViews.Tables[0]}">
<ItemsControl.ItemTemplate>
<DataTemplate>
<TextBlock Initialized="TextBlock_Initialized"
Text="{Binding Name}" />
</DataTemplate>
</ItemsControl.I...