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List comprehension in Ruby
...Slightly cleaner, at least to my taste, and according to a quick benchmark test about 15% faster than your version...
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How do I read / convert an InputStream into a String in Java?
... I found 11 main ways to do this (see below). And I wrote some performance tests (see results below):
Ways to convert an InputStream to a String:
Using IOUtils.toString (Apache Utils)
String result = IOUtils.toString(inputStream, StandardCharsets.UTF_8);
Using CharStreams (Guava)
String resu...
Mock functions in Go
...rl string) string { /* ... */ }
func main() {
downloader(get_page)
}
Test:
func mock_get_page(url string) string {
// mock your 'get_page()' function here
}
func TestDownloader(t *testing.T) {
downloader(mock_get_page)
}
Method2: Make download() a method of a type Downloader:
If you ...
Prepend text to beginning of string
What is the fastest method, to add a new value at the beginning of a string?
8 Answers
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Python: Checking if a 'Dictionary' is empty doesn't seem to work
...er using the first way only though. The other two ways are way too wordy.
test_dict = {}
if not test_dict:
print "Dict is Empty"
if not bool(test_dict):
print "Dict is Empty"
if len(test_dict) == 0:
print "Dict is Empty"
...
Pickle or json?
...
The benchmark cited by @mac only tests strings. I tested str, int and float seperately and found out that json is slower than cPickle with float serialization, but faster with float unserialization. For int (and str), json is faster both ways. Data and code:...
How does one unit test routes with Express?
...k;however, I'm having trouble figuring out how to write a unit/integration test for a route.
8 Answers
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[精华] VC中BSTR、Char和CString类型的转换 - C/C++ - 清泛网 - 专注C/C++及内核技术
...可使用CString::format进行。例如：
char chArray[] = "This is a test";
char * p = "This is a test";
或
LPSTR p = "This is a test";
或在已定义Unicode应的用程序中
TCHAR * p = _T("This is a test");
或
LPTSTR p = _T("This is a test");
CString theString = chArray;
...
Conditionally ignoring tests in JUnit 4
OK, so the @Ignore annotation is good for marking that a test case shouldn't be run.
4 Answers
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How to Unit test with different settings in Django?
Is there any simple mechanism for overriding Django settings for a unit test? I have a manager on one of my models that returns a specific number of the latest objects. The number of objects it returns is defined by a NUM_LATEST setting.
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