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When should TaskCompletionSource be used?
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edited May 13 at 2:07
Pang
8,1981717 gold badges7373 silver badges111111 bronze badges
answered M...
What is the best way to clone/deep copy a .NET generic Dictionary?
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Okay, the .NET 2.0 answers:
If you don't need to clone the values, you can use the constructor overload to Dictionary which takes an existing IDictionary. (You can specify the comparer as the existing dictionary's comparer, too.)
If you do ...
SSH Key - Still asking for password and passphrase
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30 Answers
30
Active
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How to change a span to look like a pre with CSS?
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edited Jun 2 '18 at 20:58
Dave F
1,15566 silver badges1414 bronze badges
answered Oct 20 '08 at 17:...
MySQL/Amazon RDS error: “you do not have SUPER privileges…”
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Per http://getasysadmin.com/2011/06/amazon-rds-super-privileges/, you need to set log_bin_trust_function_creators to 1 in AWS console, to load your dump file without errors.
If you want to ignore these errors, and load the rest of the dump file, you can...
When to use -retainCount?
...hink that @"Foo" would have a retainCount of 1. It doesn't. It's 1152921504606846975.
You'd think that [NSString stringWithString:@"Foo"] would have a retainCount of 1. It doesn't. Again, it's 1152921504606846975.
Basically, since anything can retain an object (and therefore alter its retainCo...
Ignore whitespace in HTML [duplicate]
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210
Oh, you can really easy accomplish that with a single line of CSS:
#parent_of_imgs { white-spac...
Android: When should I use a Handler() and when should I use a Thread?
...verride
public void handleMessage(Message msg){
if(msg.what == 0){
updateUI();
}else{
showErrorDialog();
}
}
};
Thread t = new Thread() {
@Override
public void run(){
doSomeWork();
if(succeed){
//we can't up...
Functional style of Java 8's Optional.ifPresent and if-not-Present?
...ut::println, ()->{System.out.println("Not fit");});
IntStream.range(0, 100).boxed().map(i->Optional.of(i).filter(j->j%2==0)).forEach(c);
In this new code you have 3 things:
can define functionality before existing of object easy.
not creating object refrence for each Optional, only ...