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Delete specific line number(s) from a text file using sed?
...h 10 and 12:
sed -e '5,10d;12d' file
This will print the results to the screen. If you want to save the results to the same file:
sed -i.bak -e '5,10d;12d' file
This will back the file up to file.bak, and delete the given lines.
Note: Line numbers start at 1. The first line of the file is 1, ...
Two divs, one fixed width, the other, the rest
...lly work. The .left div in the jsFiddle is actually the full width of the screen. If both divs are the same height then great, but in this case just add 5px padding to .left and you'll see.
– user3413723
Nov 24 '14 at 19:11
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What's the best manner of implementing a social activity stream? [closed]
...top-k-news-feeds-for-users-in-social-networks/
On the above link you find screencasts and a benchmark of this approach (showing that graphity is able to retrieve more than 10k streams per second).
share
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Multiple submit buttons in an HTML form
...at hitting the tab button will cycle through the buttons as they appear on screen.
– Steve
Oct 11 '12 at 15:02
Sadly t...
Is modern C++ becoming more prevalent? [closed]
...ures to be increasingly used, and more people asked me about them in phone screenings and interviews. As far as I can tell, they're catching on.
I learned C++ originally as something like C with Classes; although the language had advanced far beyond that, the books I read and people I worked with ...
How do I execute code AFTER a form has loaded?
...WM_Paint message handler: Used mostly to paint nice things to controls and screen
protected override void OnPaint(PaintEventArgs e)
{
// Check if Form is ready for our code ?
if (FormReady == false) // Place a break point here to see the initialized version of the title on th...
Really Cheap Command-Line Option Parsing in Ruby
...you want with it. And you get a beautiful help page, formatted to fit your screen width, automatic short argument names, type checking... everything you need.
It's one file, so you can drop it in your lib/ directory if you don't want a formal dependency. It has a minimal DSL that is easy to pick up...
EC2 instance has no public DNS
...etting a Public IP then go over to the subnet in question in the VPC admin screen and you will probably discover "Auto-Assign Public IP" is not set to yes. Modify that setting then, and I know you don't want to here this, create a new instance in that subnet. As far as I can tell you cannot modify...
Setting the zoom level for a MKMapView
... Nice answer. However the zoom will be different depending on the screen size, no?
– Vinzius
Aug 3 '15 at 13:45
1
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How can I debug javascript on Android?
...re. It wouldn't make much sense on a small device like a phone because the screen real estate would be so limited for a full Web Inspector. On tablets it might make more sense, but they'd have to reimagine the Web Inspector for a touch interface which is a significant effort. Maybe they are working ...