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Is it safe to ignore the possibility of SHA collisions in practice?
... on Earth within the next second, obliterating civilization-as-we-know-it, and killing off a few billion people? It can be argued that any unlucky event with a probability lower than that is not actually very important.
If we have a "perfect" hash function with output size n, and we have p messages...
Does JavaScript have “Short-circuit” evaluation?
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So short circuit it is the standard in JS?
– GibboK
Sep 23 '12 at 17:42
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Executing an EXE file using a PowerShell script
... trying to execute an EXE file using a PowerShell script. If I use the command line it works without a problem (first I supply the name of the executable and series of parameters to invoke it):
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How can I use if/else in a dictionary comprehension?
...ntioning that you don't need to have an if-else condition for both the key and the value. For example, {(a if condition else b): value for key, value in dict.items()} will work.
– Jeremy Weirich
Jul 26 '16 at 19:41
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Python datetime to string without microsecond component
...format a datetime object in a specific format that is different from the standard format, it's best to explicitly specify that format:
>>> datetime.datetime.now().strftime("%Y-%m-%d %H:%M:%S")
'2011-11-03 18:21:26'
See the documentation of datetime.strftime() for an explanation of the % ...
lock(new object()) — Cargo cult or some crazy “language special case”?
I'm reviewing some code written by a consultant, and while dozens of red flags have already popped up, I can't wrap my head around the following snippet:
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Sorting related items in a Django template
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@Mark Indeed it does. As far as I understand @property is overkill here as there's no getters or setters involved: stackoverflow.com/questions/1554546/…
– Rick Westera
Jan 22 '14 at 21:46
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How to validate phone numbers using regex
...ogether a comprehensive regex to validate phone numbers. Ideally it would handle international formats, but it must handle US formats, including the following:
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How to access array elements in a Django template?
...ur object isn't a dict with 3 as a key, doesn't have an attribute named 3, and doesn't have a method named 3.
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Render a variable as HTML in EJS
...ot printed out.
<%= code %>
... which is code that is evaluated and printed out (escaped).
<%- code %>
... which is code that is evaluated and printed out (not escaped).
Since you want to print your variable and NOT escape it, your code would be the last type (with the <%-)....