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Clearing a string buffer/builder after loop
How do you clear the string buffer in Java after a loop so the next iteration uses a clear string buffer?
8 Answers
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DBMS_OUTPUT.PUT_LINE not printing
... DBMS_OUTPUT.PUT_LINE('a.firstName' || 'a.lastName');
means to print the string as it is.. remove the quotes to get the values to be printed.So the correct syntax is
DBMS_OUTPUT.PUT_LINE(a.firstName || a.lastName);
shar...
Pretty-Printing JSON with PHP
...ll.
http://php.net/manual/en/function.json-encode.php
<?php
...
$json_string = json_encode($data, JSON_PRETTY_PRINT);
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An efficient compression algorithm for short text strings [closed]
I'm searching for an algorithm to compress small text strings: 50-1000 bytes (i.e. URLs). Which algorithm works best for this?
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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"/>...
Android – Listen For Incoming SMS Messages
...SMS message passed in---
SmsMessage[] msgs = null;
String msg_from;
if (bundle != null){
//---retrieve the SMS message received---
try{
Object[] pdus = (Object[]) bundle.get("pdus");
msgs = ne...
C++11 reverse range-based for-loop
...his answer needs to be updated for recent compiler versions, where all the extra lines are not needed at all.
– Prikso NAI
Apr 27 '16 at 12:37
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How do I flush the cin buffer?
...implest, is to use std::getline() for example:
std::getline(std::cin, yourString);
... that will discard the input stream when it gets to a new-line. Read more about this function here.
Another option that directly discards the stream is this...
#include <limits>
// Possibly some other co...
How to concatenate a std::string and an int?
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In alphabetical order:
std::string name = "John";
int age = 21;
std::string result;
// 1. with Boost
result = name + boost::lexical_cast<std::string>(age);
// 2. with C++11
result = name + std::to_string(age);
// 3. with FastFormat.Format
fastf...
Regular expression to get a string between two strings in Javascript
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Regular expression to get a string between two strings in JavaScript
The most complete solution that will work in the vast majority of cases is using a capturing group with a lazy dot matching pattern. However, a dot . in JavaScript regex does not matc...