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Best way to convert an ArrayList to a string
I have an ArrayList that I want to output completely as a String. Essentially I want to output it in order using the toString of each element separated by tabs. Is there any fast way to do this? You could loop through it (or remove each element) and concatenate it to a String but I think this wi...
Does making a struct volatile make all its members volatile?
...by the pointer as const or volatile, use a declaration of the form:
const char *cpch;
volatile char *vpch;
To declare the value of the pointer — that is, the actual address stored in the pointer — as const or volatile, use a declaration of the form:
char * const pchc;
char * volatile pchv;
...
MSTest copy file to test run folder
...stFile1.xml")]
public void ConstructorTest()
{
string file = "testFile1.xml";
Assert.IsTrue(File.Exists(file), "deployment failed: " + file +
" did not get deployed");
}
}
}
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Decimal number regular expression, where digit after decimal is optional
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@Chandranshu and it matches an empty string, which your change would also solve.
– OGHaza
Nov 22 '13 at 14:29
2
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The simplest way to comma-delimit a list?
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Java 8 and later
Using StringJoiner class :
StringJoiner joiner = new StringJoiner(",");
for (Item item : list) {
joiner.add(item.toString());
}
return joiner.toString();
Using Stream, and Collectors:
return list.stream().
map(Object...
Operator overloading in Java
...hich comes close to "custom" operator overloading is the handling of + for strings, which either results in compile-time concatenation of constants or execution-time concatenation using StringBuilder/StringBuffer. You can't define your own operators which act in the same way though.
For a Java-like...
How to check if AlarmManager already has an alarm set?
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Does it have to use the Intent with just an Action String? I tried specifying a class, new Intent(context, MyClass.class) but it doesn't seem to work. It always returns null even when the alarm is running.
– toc777
Apr 4 '12 at 8:39
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Searching if value exists in a list of objects using Linq
...case insensitive search: cus => cus.FirstName.Equals("John", StringComparison.CurrentCultureIgnoreCase)
– jmservera
Jul 1 '09 at 20:40
1
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Change date format in a Java string
I've a String representing a date.
19 Answers
19
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Add custom headers to WebView resource requests - android
...ws for adding headers to resource requests - onLoadResource(WebView view, String url) . Any help would be wonderful.
11 ...