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How to delete all files and folders in a directory?
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note that Empty exists in C# already, for string. If I saw something else named Empty I would be surprised if it modified the object (or filesystem) instead of giving me a bool that says if it is empty or not. Because of that, I would go with the name Clean.
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What exactly is a Context in Java? [duplicate]
.../ (2)
import java.io.*;
public class Runner{
public static void main(String[] args) throws IOException { // (1)
File file = new File("D:/text.txt");
String text = "";
BufferedReader reader = new BufferedReader(new FileReader(file));
String line;
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Loop through all the files with a specific extension
... shell options. By default, a non-matching pattern is treated as a literal string. You can set nullglob to have it treated as an empty sequence, or set failglob to have it treated as an error. (If you set both, failglob takes precedence.)
– chepner
Jul 7 '17 at...
How to get evaluated attributes inside a custom directive
...ould automatically update the changes of value in digest
// this is always string as dom attributes values are always strings
in: $scope.twoWayBind
out: {name:"Umur"}
// this would automatically update the changes of value in digest
// changes in this will be reflected in parent scope
// in direct...
How do I get hour and minutes from NSDate?
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Use an NSDateFormatter to convert string1 into an NSDate, then get the required NSDateComponents:
Obj-C:
NSDateFormatter *dateFormatter = [[NSDateFormatter alloc] init];
[dateFormatter setDateFormat:@"<your date format goes here"];
NSDate *date = [dateFo...
Echo tab characters in bash script
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Put your string between double quotes:
echo "[$res]"
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Installed Java 7 on Mac OS X but Terminal is still using version 6
...ere isn't really a need for it anymore. Instead you have to use export JAVA_HOME=`/usr/libexec/java_home -v 1.7` to switch to the latest Java 7 JDK from Oracle.
– Uwe Günther
Mar 9 '13 at 2:54
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Printing object properties in Powershell
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Try this:
Write-Host ($obj | Format-Table | Out-String)
or
Write-Host ($obj | Format-List | Out-String)
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How to check for Is not Null And Is not Empty string in SQL server?
... Server WHERE condition whether the column is not null and not the empty string ( '' )?
7 Answers
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What's the difference between istringstream, ostringstream and stringstream? / Why not use stringstr
When would I use std::istringstream , std::ostringstream and std::stringstream and why shouldn't I just use std::stringstream in every scenario (are there any runtime performance issues?).
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