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dd: How to calculate optimal blocksize? [closed]
...
For determining THE optimal output block size, I've written the following script that tests writing a 128M test file with dd at a range of different block sizes, from the default of 512 bytes to a maximum of 64M. Be warned, this script uses dd internally, so use with caution.
dd_obs_test.sh:
#!/b...
Hide keyboard when scroll UITableView
...th) -> UITableViewCell {
let cell = UITableViewCell(style: .subtitle, reuseIdentifier: nil)
cell.textLabel?.text = "Title"
cell.detailTextLabel?.text = "\(indexPath)"
return cell
}
}
// MARK: - UITableViewDelegate
extension ViewController: UITableViewDelegat...
Get specific line from text file using just shell script
...ternal tools. Disallowing the use of external tools while writing a shell script is absurd. However, if you really don't want to use external tools, you can print line 5 with:
i=0; while read line; do test $((++i)) = 5 && echo "$line"; done < input-file
Note that this will print logi...
How can I remove the first line of a text file using bash/sed script?
...eed to repeatedly remove the first line from a huge text file using a bash script.
16 Answers
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How to redirect 404 errors to a page in ExpressJS?
...unction(req, res, next){
res.status(404).render('404_error_template', {title: "Sorry, page not found"});
});
Place this code at the end of all your URL mappings.
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Difference between Control Template and DataTemplate in WPF
...esentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
Title="MainWindow" Height="350" Width="525">
<Window.Resources>
<DataTemplate x:Key="ButtonContentTemplate">
<StackPanel Orientation="Horizontal">
<Grid Height="8" Width="8">
...
Batch script loop
... echo %%x
(which is one of the things I really really hate about windows scripting)
If you have multiple commands for each iteration of the loop, do this:
for /l %x in (1, 1, 100) do (
echo %x
copy %x.txt z:\whatever\etc
)
or in a batch file
for /l %%x in (1, 1, 100) do (
echo %%x
...
How to disable/enable select field using jQuery?
...wai">Hawai</option>
</select>
pizza.
</form>
<script src="http://ajax.googleapis.com/ajax/libs/jquery/1.7.2/jquery.min.js"></script>
<script>
var update_pizza = function () {
if ($("#pizza").is(":checked")) {
$('#pizza_kind').prop('disabled',...
Getting reference to the top-most view/window in iOS application
...
I'm sticking to the question as the title states and not the discussion. Which view is top visible on any given point?
@implementation UIView (Extra)
- (UIView *)findTopMostViewForPoint:(CGPoint)point
{
for(int i = self.subviews.count - 1; i >= 0; i--...
How to make an introduction page with Doxygen
... According to the documentation, you have to include {#mainpage} after the title of the markdown document. This did work.
– samvv
May 20 '16 at 11:41
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