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How to extract text from a string using sed?
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I tried sed -n '/[0-9]\+G[0-9]\+/p'. Now it just prints the whole string
– RanRag
Jul 19 '12 at 20:43
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How to pre-populate the sms body text via an html link
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I took a look now because it sometimes was working and sometimes not, which seemed weird. My findings: If you dial a number you have at least sent one SMS before, the link works fine with "body". If it's a complete new number you're out o...
Create objective-c class instance by name?
...less dynamic because I used a symbol instead of a string. However, if you know the class that you want when you are writing the code, then it's preferable to use the symbol so as to avoid possible typos.
– Simon Woodside
Nov 25 '11 at 19:46
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Reading settings from app.config or web.config in .NET
...alue = System.Configuration.ConfigurationManager.AppSettings["keyname"];
Now access the Setting class via Properties:
string keyvalue = Properties.Settings.Default.keyname;
See Managing Application Settings for more information.
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Get value from NSTextField
...t as the delegate of the NSTextField
[myTextField setDelegate:myObject]
Now, you can find out when something happens in the textfield by implementing methods in MyObject like:
-(void)controlTextDidEndEditing:(NSNotification *)aNotification;
-(void)controlTextDidChange:(NSNotification *)aNotifica...
Redis: possible to expire an element in an array or sorted set?
...currently only possible to expire an entire key/value pair?
As far as I know, and also according to key commands and document about expiration, currently you can set expiration only to specific key and not to it's underlying data structure. However there is a discussion on google groups about this...
How do you cast a List of supertypes to a List of subtypes?
...@jfritz42 I wouldn't call it "dodging" type safety. In this case you have knowledge that Java doesn't have. That's what casting is for.
– Planky
Jul 11 '14 at 17:08
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Programmatically generate video or animated GIF in Python?
... it has problems with PIL/Pillow and is not actively maintained (I should know, because I am the author).
Instead, please use imageio, which was developed to solve this problem and more, and is intended to stay.
Quick and dirty solution:
import imageio
images = []
for filename in filenames:
i...
How to get orientation-dependent height and width of the screen?
...imple call [UIApplication currentSize]. Also, I ran the above code, so I know it works and reports back the correct responses in all orientations. Note that I factor in the status bar. Interestingly I had to subtract the MIN of the status bar's height and width.
Hope this helps. :D
Other thoug...
Make a link in the Android browser start up my app?
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agree with @LambergaR. Now we need to find out a way to make a link in an email work in 3 platforms (BB, iphone, Android)
– Maragues
Oct 19 '11 at 13:33
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