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Locking pattern for proper use of .NET MemoryCache
...cache returns null then do the lock check to see if you need to create the string. It greatly simplifies the code.
const string CacheKey = "CacheKey";
static readonly object cacheLock = new object();
private static string GetCachedData()
{
//Returns null if the string does not exist, prevents ...
Real escape string and PDO [duplicate]
...y from the mysql library. What do I use in place of the old real_escape_string function?
3 Answers
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jQuery.parseJSON throws “Invalid JSON” error due to escaped single quote in JSON
...properly escaped like \' ), jQuery fails to parse an otherwise valid JSON string. Here’s an example of what I mean ( done in Chrome’s console ):
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UINavigationBar custom back button without title
...ow show whatever you put for initWithTitle, which in this case is an empty string.
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How can we prepend strings with StringBuilder?
I know we can append strings using StringBuilder . Is there a way we can prepend strings (i.e. add strings in front of a string) using StringBuilder so we can keep the performance benefits that StringBuilder offers?
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How do I invoke a Java method when given the method name as a string?
...:
Dog class:
package com.mypackage.bean;
public class Dog {
private String name;
private int age;
public Dog() {
// empty constructor
}
public Dog(String name, int age) {
this.name = name;
this.age = age;
}
public String getName() {
r...
How to remove single character from a String
For accessing individual characters of a String in Java, we have String.charAt(2) . Is there any inbuilt function to remove an individual character of a String in java?
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How to convert an int array to String with toString method in Java [duplicate]
I am using trying to use the toString(int[]) method, but I think I am doing it wrong:
8 Answers
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How to print a string in fixed width?
I have this code (printing the occurrence of the all permutations in a string)
5 Answers
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Tetris-ing an array
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Write a function longest_common_prefix that takes two strings as input. Then apply it to the strings in any order to reduce them to their common prefix. Since it is associative and commutative the order doesn't matter for the result.
This is the same as for other binary operati...