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What is the difference between dict.items() and dict.iteritems() in Python2?
... @buffer: Not really sure. My estimate would be 15-20 items, but I haven't tested that.
– Ignacio Vazquez-Abrams
Sep 19 '15 at 15:11
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show ...
How do I write output in same place on the console?
....
# Otherwise, the text may not appear at all, or appear inconsistently.
# tested on PyCharm 2019.3, Python 3.6
import time
print('Start.')
for i in range(100):
time.sleep(0.02)
print('\rDownloading File FooFile.txt [%d%%]'%i, end="")
print('\nDone.')
...
How can I do test setup using the testing package in Go
How can I do overall test setup processing which sets the stage for all the tests when using the testing package ?
6 Answe...
How to avoid “if” chains?
...
You can use an && (logic AND):
if (executeStepA() && executeStepB() && executeStepC()){
...
}
executeThisFunctionInAnyCase();
this will satisfy both of your requirements:
executeStep<X>() should evaluate only if the previous one succee...
How to create a private class method?
...thermore, the method is operating
# solely upon 'reference' and 'under_test' and will be flagged as having
# low cohesion by quality metrics unless made a class method.
def self.compare(reference, under_test)
# special floating point comparison
(reference - under_test).ab...
Clearing purchases from iOS in-app purchase sandbox for a test user
...
IMO there are 3 things you can do to make testing non-consumables bearable:
You can have many test accounts associated to one email. Gmail for example lets you add a "plus" string to the email to create aliases for an address: so tester+01@gmail.com and tester+02@g...
Stopping scripters from slamming your website
...ses faster than (say) half of this time. This event should also trigger an alert to the developers that at least one bot has figured out the code/game, so it's time to change the code/game.
Continue to change the game periodically anyway, even if no bots trigger it, just to waste the scripters' tim...
jQuery vs document.querySelectorAll
...lement("div"),
id = "__sizzle__";
div.innerHTML = "<p class='TEST'></p>";
// Safari can't handle uppercase or unicode characters when
// in quirks mode.
if ( div.querySelectorAll && div.querySelectorAll(".TEST").length === 0 ) {
return;
}
If th...
Efficient SQL test query or validation query that will work across all (or most) databases
Many database connection pooling libraries provide the ability to test their SQL connections for idleness. For example, the JDBC pooling library c3p0 has a property called preferredTestQuery , which gets executed on the connection at configured intervals. Similarly, Apache Commons DBCP has valid...
How to raise a ValueError?
...od named __contains__() that does something a little different, membership-testing-wise.
def contains(char_string, char):
largest_index = -1
for i, ch in enumerate(char_string):
if ch == char:
largest_index = i
if largest_index > -1: # any found?
return l...