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Quick unix command to display specific lines in the middle of a file?
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I found two other solutions if you know the line number but nothing else (no grep possible):
Assuming you need lines 20 to 40,
sed -n '20,40p;41q' file_name
or
awk 'FNR>=20 && FNR<=40' file_name
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Objective-C and Swift URL encoding
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Ah yes, now I remember the funky stringByAddingPercentEscapesUsingEncoding behaviour. It only encodes '&' and '=' or something ridiculous like that.
– Mike Weller
Jun 14 '12 at 14:45
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How to set -source 1.7 in Android Studio and Gradle
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Java 7 support was added at build tools 19. You can now use features like the diamond operator, multi-catch, try-with-resources, strings in switches, etc. Add the following to your build.gradle.
android {
compileSdkVersion 19
buildToolsVersion "19.0.0"
defaultCon...
Removing all unused references from a project in Visual Studio projects
...project are still marked as unused." is actually not a problem. The build knows to copy the references of your references. See this answer: stackoverflow.com/a/2290139/26262
– Ed Greaves
Apr 28 '16 at 15:26
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How to open a web page from my application?
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I used this as well, but now it turns out this doesn't work with UAC. In my application I have this in the manifest <requestedExecutionLevel level="requireAdministrator" uiAccess="false" /> When I run the app under Windows 8 (where you canno...
Pretty-print C++ STL containers
... printer( os, *begin );
}
return os << range.close;
}
Now by default it will work for maps as long as the key and value types are both printable and you can put in your own special item printer for when they are not (as you can with any other type), or if you do not want = as th...
Get The Current Domain Name With Javascript (Not the path, etc.)
... to detect the actual domain name that the page is loading from so that I know what to change my content to?
17 Answers
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UITableView is starting with an offset in iOS 7
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This worked for me for the spacing issue I was having but now my pull-to-refresh control spinner shows up partially obscured & underneath my top menu. Anyone seen this also? Any workarounds?
– Nick
Aug 8 '14 at 9:23
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Get value of a string after last slash in JavaScript
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When I know the string is going to be reasonably short then I use the following one liner... (remember to escape backslashes)
// if str is C:\windows\file system\path\picture name.jpg
alert( str.split('\\').pop() );
alert pops up ...
Make multiple-select to adjust its height to fit options without scroll bar
...nts, you have to manually set the number size value, which is fine if you know how many options there are but more of a problem if there is a dynamic number of options. In which case you would have to set resize the size attribute when you populated the box. I see now, thanks for clarifying.
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