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How to start new activity on button click
...onCreate(Bundle savedInstanceState) {
Intent intent = getIntent();
String value = intent.getStringExtra("key"); //if it's a string you stored.
}
Don't forget to add your new activity in the AndroidManifest.xml:
<activity android:label="@string/app_name" android:name="NextActivity"/>...
When is CRC more appropriate to use than MD5/SHA1?
...they have:
some security issues when you care about security
longer hash string and are slower than "crc32b" when all you need is CRC
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How can I split a string with a string delimiter? [duplicate]
I have this string:
7 Answers
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maximum value of int
... time how many bits the int has on machine or compiler nor need we include extra libraries.
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C libcurl get output into a string
...URLOPT_WRITEDATA, p)
Here's a snippet of code that passes a buffer struct string {*ptr; len} to the callback function and grows that buffer on each call using realloc().
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <curl/curl.h>
struct string {
cha...
What is Type-safe?
... variable.
Some simple examples:
// Fails, Trying to put an integer in a string
String one = 1;
// Also fails.
int foo = "bar";
This also applies to method arguments, since you are passing explicit types to them:
int AddTwoNumbers(int a, int b)
{
return a + b;
}
If I tried to call that us...
How to pass parameters correctly?
...ssing an rvalue (in this case, one move will be performed).
Account(std::string number, float amount, CreditCard const& creditCard)
: number(number), amount(amount), creditCard(creditCard) // copy here
{ }
Account(std::string number, float amount, CreditCard&& creditCard)
: number(n...
C# equivalent to Java's charAt()?
... we can use the charAt() method in Java get an individual character in a string by specifying its position. Is there an equivalent method in C#?
...
What are transparent comparators?
...he example use-case from n3657 is locating an object in a std::set<std::string> using a string literal: with the C++11 definition a std::string object is constructed when passing a string literals to the corresponding member function. With the change it is possible to use the string literal di...
Safe String to BigDecimal conversion
I'm trying to read some BigDecimal values from the string. Let's say I have this String: "1,000,000,000.999999999999999" and I want to get a BigDecimal out of it. What is the way to do it?
...