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JComboBox Selection Change Listener?
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combo.addActionListener (new ActionListener () {
public void actionPerformed(ActionEvent e) {
doSomething();
}
});
@John Calsbeek rightly points out that addItemListener() will work, too. You may get 2 ItemEvents, though, one for the deselection of the previously selected item, a...
Why can't I see the “Report Data” window when creating reports?
...to the Data menu and choose Show Data Sources. This option does not appear for me.
The Show Report Data Pane keyboard shortcut did work for me:
CTRL+ALT+D. There is nothing in the menus that I could find that does this same thing.
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How to install the Raspberry Pi cross compiler on my Linux host machine?
I am attempting to get cross-compiling for Raspberry Pi working on my Ubuntu machine.
8 Answers
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CMake unable to determine linker language with C++
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This was not helpful for me. The linker error remained, see my answer what helped to fix it.
– Joakim
May 21 '13 at 11:41
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Injecting content into specific sections from a partial view ASP.NET MVC 3 with Razor View Engine
...the script is very specific to the partial? Doesn't it make logical sense for it to be defined in the partial, and not the view?
– Jez
Oct 25 '12 at 14:57
43
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LINGO使用指南 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...dsets
!目标函数;
min=@sum(links: cost*volume);
!需求约束;
@for(vendors(J):
@sum(warehouses(I): volume(I,J))=demand(J));
!产量约束;
@for(warehouses(I):
@sum(vendors(J): volume(I,J))<=capacity(I));
!这里是数据;
data:
capacity=60 55 51 43 41 52;
demand=35 ...
Python 3.x rounding behavior
...one method of rounding in common use. IEEE 754, the international standard for floating-point math, defines five different rounding methods (the one used by Python 3.0 is the default). And there are others.
This behavior is not as widely known as it ought to be. AppleScript was, if I remember correc...
How do I terminate a thread in C++11?
...espond to a "terminate" command. I am interested in terminating the thread forcefully using pure C++11.
5 Answers
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Save ArrayList to SharedPreferences
...bject to their own array and then add them individually to separate sets before I store, or is there a simpler way?
– ryandlf
Aug 15 '11 at 0:48
5
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Are PDO prepared statements sufficient to prevent SQL injection?
... PDO prepares will not defend you from all possible SQL-Injection attacks. For certain obscure edge-cases.
I'm adapting this answer to talk about PDO...
The long answer isn't so easy. It's based off an attack demonstrated here.
The Attack
So, let's start off by showing the attack...
$pdo->qu...