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android edittext onchange listener
...n the ListView and get the individual item using findViewById. And it will then give the most recent value.
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Does the order of LINQ functions matter?
...sult = query.Last();
That requires the whole collection to be sorted and then filtered. If we had a million items, only one of which had a code greater than 3, we'd be wasting a lot of time ordering results which would be thrown away.
Compare that with the reversed operation, filtering first:
va...
Determine if two rectangles overlap each other?
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Cond1. If A's left edge is to the right of the B's right edge,
- then A is Totally to right Of B
Cond2. If A's right edge is to the left of the B's left edge,
- then A is Totally to left Of B
Cond3. If A's top edge is below B's bottom edge,
- then A is Totally below B
Co...
Git: Remove committed file after push
...lity to revert a committed file in Git? I've pushed a commit to GitHub and then I realized that there's a file which I didn't want to be pushed (I haven't finished the changes).
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Visual Studio C# statement collapsing
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@Odys, uninstall and then re-install the extension to fix Ctrl M+O issue.
– Shahedur Rahman
Dec 17 '14 at 10:59
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Appending a line to a file only if it does not already exist
... work for you since one can't sudo >>. A similarly simple solution, then, would be to use tee --append (or, on MacOS, tee -a):
LINE='include "/configs/projectname.conf"'
FILE=lighttpd.conf
grep -qF "$LINE" "$FILE" || echo "$LINE" | sudo tee --append "$FILE"
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Do interfaces inherit from Object class in java
...interfaces either (as in the case with classes) for that matter.(*)
If no then how we are able to call the method of object class on interface instance
An interface implicitly declared one method for each public method in Object. Thus the equals method is implicitly declared as a member in an inte...
GCC -fPIC option
...ry at the same address in both. If the code were not position independent, then each process would require its own copy.
– Simon Richter
Mar 15 '11 at 12:36
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How does Google calculate my location on a desktop?
... If you have a browser with google gears (easiest to use is Google Chrome) then you will have a blue circle above the zoom function in Google Maps, when clicked (without being logged into my Google Account) using standard Wi Fi to my own personal router and a normal internet connection to my ISP, i...
Hash function that produces short hashes?
...s nothing for collision resistance, since if hash(a) collides with hash(b) then base64(hash(a)) also collides with base64(hash(b)).
– Greg Hewgill
Nov 12 '13 at 18:37
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