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How to return 2 values from a Java method?
...'t use really meaningful names):
final class MyResult {
private final int first;
private final int second;
public MyResult(int first, int second) {
this.first = first;
this.second = second;
}
public int getFirst() {
return first;
}
public int g...
程序员之网络安全系列（三）：数据加密之对称加密算法 - 更多技术 - 清泛网...
...ed = AES_Encrypt(bytesToBeEncrypted, passwordBytes);
string result = Convert.ToBase64String(bytesEncrypted);
return result;
}
public static string DecryptText(string input, string password)
{
// Get the bytes of the string
byte[] bytesToBeDecrypted = Convert.FromBase64...
How can I disable ARC for a single file in a project?
...
For Xcode 4.3 the easier way might be: Edit/Refactor/Convert to objective-C ARC, then check off the files you don't want to be converted. I find this way the same as using the compiler flag above.
shar...
Android: Want to set custom fonts for whole application not runtime
...mple:
public class CustomButton extends Button {
private final static int ROBOTO = 0;
private final static int ROBOTO_CONDENSED = 1;
public CustomButton(Context context) {
super(context);
}
public CustomButton(Context context, AttributeSet attrs) {
super(contex...
Base64 Java encode and decode a string [duplicate]
...rt java.io.UnsupportedEncodingException;
import javax.xml.bind.DatatypeConverter;
public class EncodeString64 {
public static void main(String[] args) throws UnsupportedEncodingException {
String str = "77+9x6s=";
// encode data using BASE64
String encoded = Datatyp...
Detect network connection type on Android
... subType
* @return
*/
public static boolean isConnectionFast(int type, int subType){
if(type==ConnectivityManager.TYPE_WIFI){
return true;
}else if(type==ConnectivityManager.TYPE_MOBILE){
switch(subType){
case TelephonyManager.NETWORK...
What's the rationale for null terminated strings?
... pointers can do.
the core language just include minimal syntaxic sugar to convert
something between double quotes to a
bunch of chars (really a bunch of
bytes). In some cases it can be used
to initialize things completely
unrelated with text. For instance xpm
image file format is a valid C source
t...
How do you create nested dict in Python?
...after lookup with missing key. no exception raised:\n', nest)
# Instead, convert back to normal dict...
nest_d = nest.to_dict(nest)
try:
print('converted to normal dict. Trying to lookup Wrong_key2')
nest_d['outer1']['wrong_key2']
except KeyError as e:
print('exception missing key', e)...
How to initialise a string from NSData in Swift
...
Is it possible to convert NSData directly into a Swift String (instead of an NSString)?
– ma11hew28
Jun 29 '15 at 18:45
...
What do people find difficult about C pointers? [closed]
...ople have some pretty fundemental issues when getting their heads around pointers and pointer arithmetic.
29 Answers
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