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Specifying an Index (Non-Unique Key) Using JPA
How do you define a field, eg email as having an index using JPA annotations. We need a non-unique key on email because there are literally millions of queries on this field per day, and its a bit slow without the key.
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Can you animate a height change on a UITableViewCell when selected?
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I found a REALLY SIMPLE solution to this as a side-effect to a UITableView I was working on.....
Store the cell height in a variable that reports the original height normally via the tableView: heightForRowAtIndexPath:, then when you want to animate a h...
Adjust UIButton font size to width
...Auto-Layout and have set a constraint on the button's width.
The other options (minimum scale factor, number of lines etc) can still be used to customize further according to your needs, but are not required.
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How to detect orientation change?
...troller when I rotate to landscape, can anyone point me in the right direction?
24 Answers
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Can I force a UITableView to hide the separator between empty cells? [duplicate]
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For iOS 7.* and iOS 6.1
The easiest method is to set the tableFooterView property:
- (void)viewDidLoad
{
[super viewDidLoad];
// This will remove extra separators from tableview
self.tableView.tableFooterView = [[...
Disadvantages of Test Driven Development? [closed]
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Several downsides (and I'm not claiming there are no benefits - especially when writing the foundation of a project - it'd save a lot of time at the end):
Big time investment. For the simple case you lose about 20% of the actual implementation, but for com...
Optimal settings for exporting SVGs for the web from Illustrator?
... used so it doesn't inflate your file size.
[rest of subsetting]: this is fairly clear, you can choose to include the entire font or subsets of it. It is only useful if your SVG is dynamic and the text might change based on user input.
Images: this only matters if you are including bitmap images
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Bypass popup blocker on window.open when JQuery event.preventDefault() is set
I want to show a JQuery dialog conditionally on click event of an hyperlink .
10 Answers
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UITableview: How to Disable Selection for Some Rows but Not Others
...to click it at all) The table contains two groups. I want to disable selection for the first group only but not the second group. Clicking the first row of second group navigates to my tube player view .
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How to redirect cin and cout to files?
...does. I've tested it on my pc with gcc 4.6.1; it works fine.
#include <iostream>
#include <fstream>
#include <string>
void f()
{
std::string line;
while(std::getline(std::cin, line)) //input from the file in.txt
{
std::cout << line << "\n"; //ou...