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Why switch is faster than if
...
@Eric it is slower for a small number of values esp String or int which are sparse.
– Peter Lawrey
Jan 3 '18 at 3:29
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|...
What's the difference between faking, mocking, and stubbing?
...ew LogAnalyzer2();
log.Service = stubService
log.Email=mockEmail;
string tooShortFileName="abc.ext";
log.Analyze(tooShortFileName);
Assert.AreEqual("a",mockEmail.To); //MOCKING USED
Assert.AreEqual("fake exception",mockEmail.Body); //MOCKING USED
Assert.AreEqual("subject",mockE...
How do I create a custom iOS view class and instantiate multiple copies of it (in IB)?
...with this class name not found,
UIView *view = [[bundle loadNibNamed:NSStringFromClass([self class]) owner:self options:nil] firstObject];
return view;
}
- (void)commonSetup {
UIView *nibView = [self loadViewFromNib];
nibView.frame = self.bounds;
// the autoresizingMask will be...
How can I view the source code for a function?
...ls to some of the above functions may use an object instead of a character string to reference the compiled function. In those cases, the object is of class "NativeSymbolInfo", "RegisteredNativeSymbol", or "NativeSymbol"; and printing the object yields useful information. For example, optim calls ....
How to find time complexity of an algorithm
...nt of time taken by an algorithm to run as a function of the length of the string representing the input.
2. Big O notation
The time complexity of an algorithm is commonly expressed using big O notation, which excludes coefficients and lower order terms. When expressed this way, the time complexity ...
How to configure MongoDB Java driver MongoOptions for production use?
...r the replication of your write to "w" members). You can also set w to the string "majority" which tells MongoDB to perform the write to the majority of replica set members (WriteConcern.MAJORITY). Typicall you should set this to 1 unless you need raw performance (-1 or 0) or replicated writes (>...
Algorithm for classifying words for hangman difficulty levels as “Easy”,“Medium”, or “Hard”
...ion of this algorithm in Python:
from collections import defaultdict
from string import ascii_lowercase
def partition(guess, words):
"""Apply the single letter 'guess' to the sequence 'words' and return
a dictionary mapping the pattern of occurrences of 'guess' in a
word to the list of...
Scheduling recurring task in Android
... new SimpleDateFormat("dd:MMMM:yyyy HH:mm:ss a");
final String strDate = simpleDateFormat.format(calendar.getTime());
runOnUiThread(new Runnable(){
@Override
public void run() {
textCounter.setText(strDate);
}});
}
...
Practical usage of setjmp and longjmp in C
...parent class */
char * name; /* this class name string */
int signalNumber; /* optional signal number */
};
typedef struct _Class Class[1]; /* exception class */
typedef enum _Scope /* exception handling scope */
{
OU...
Switch statement fallthrough in C#?
...bugs in C and Java.
The workaround is to use goto, e.g.
switch (number.ToString().Length)
{
case 3:
ans += string.Format("{0} hundred and ", numbers[number / 100]);
goto case 2;
case 2:
// Etc
}
The general design of switch/case is a little bit unfortunate in my view....