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Disadvantages of Test Driven Development? [closed]
What do I lose by adopting test driven design?
31 Answers
31
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Python `if x is not None` or `if not x is None`?
... see what literals are evaluated to True or False in Python:
Truth Value Testing
Edit for comment below:
I just did some more testing. not x is None doesn't negate x first and then compared to None. In fact, it seems the is operator has a higher precedence when used that way:
>>> x...
Timeout on a function call
...ere it is with a breakdown.
Imports and setups for compatibility
It was tested with Python 2 and 3. It should also work under Unix/Linux and Windows.
First the imports. These attempt to keep the code consistent regardless of the Python version:
from __future__ import print_function
import sys
i...
How to prevent multiple instances of an Activity when it is launched with different Intents
...to reproduce this bug programmatically so you can incorporate this in your test suite:
When you launch an app through Eclipse or Market App, it launches with intent flags: FLAG_ACTIVITY_NEW_TASK.
When launching through the launcher (home), it uses flags: FLAG_ACTIVITY_NEW_TASK | FLAG_ACTIVITY_BROU...
What is the fastest method for selecting descendant elements in jQuery?
...parent').filter('.child') respectively.
So method 3 will always be the fastest because it needs to do the least amount of work and uses the most direct method to get first-level children.
Based on Anurag's revised speed tests here: http://jsfiddle.net/QLV9y/1/
Speed test: (More is Better)
On Chr...
Is 1.0 a valid output from std::generate_canonical?
...ation with libc++ confirms this expectation.
template<class F>
void test(long long N, const F& get_a_float) {
int count = 0;
for (long long i = 0; i < N; ++i) {
float f = get_a_float();
if (f == 1.0f) {
++count;
}
}
printf("Expected %...
How do I determine if a port is open on a Windows server? [closed]
... see if the connection is refused, accepted, or timeouts.
On that latter test, then in general:
connection refused means that nothing is running on that port
accepted means that something is running on that port
timeout means that a firewall is blocking access
On Windows 7 or Windows Vista t...
Programmatically Determine a Duration of a Locked Workstation?
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Tested 100% on Windows 7 x64 and Windows 10 x64.
– Contango
Jan 5 '17 at 17:15
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Quick-and-dirty way to ensure only one instance of a shell script is running at a time
... This isn't atomic and is thus useless. You need an atomic mechanism for test & set.
– K Richard Pixley
Mar 31 '17 at 17:56
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show 6 m...
Is async HttpClient from .Net 4.5 a bad choice for intensive load applications?
I recently created a simple application for testing the HTTP call throughput that can be generated in an asynchronous manner vs a classical multithreaded approach.
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