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Is the order of iterating through std::map known (and guaranteed by the standard)?
What I mean is - we know that the std::map 's elements are sorted according to the keys. So, let's say the keys are integers. If I iterate from std::map::begin() to std::map::end() using a for , does the standard guarantee that I'll iterate consequently through the elements with keys, sorted i...
How can I use break or continue within for loop in Twig template?
...}
{% set continue = false %}
{% endif %}
{% endfor %}
But there is no performance profit, only similar behaviour to the built-in break and continue statements like in flat PHP.
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Get a UTC timestamp [duplicate]
...ezone. The Date internally has the timestamp (milliseconds) in UTC (w/c is what is returned in getTime() or now()), and it also has "your timezone" information, so when the date is displayed, it automatically displays it in the correct (your) timezone. Try new Date().toUTCString() to see it in UTC. ...
How to pip or easy_install tkinter on Windows
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Well I can see two solutions here:
1) Follow the Docs-Tkinter install for Python (for Windows):
Tkinter (and, since Python 3.1, ttk) are included with all standard Python distributions. It is important that you use a version of Python supporting Tk 8.5 or greater, and...
Get raw POST body in Python Flask regardless of Content-Type header
...w to get data received in Flask request because request.data was empty. The answer explained that request.data is the raw post body, but will be empty if form data is parsed. How can I get the raw post body unconditionally?
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Check if a string contains one of 10 characters
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The following would be the simplest method, in my view:
var match = str.IndexOfAny(new char[] { '*', '&', '#' }) != -1
Or in a possibly easier to read form:
var match = str.IndexOfAny("*&#".ToCharArray()) != -1
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Force point (“.”) as decimal separator in java
...hat maybe have undesirable side effects as it is global, OTH as programmer what I really want is that the global default is US because everywhere else in my code where I do care about locale I do that explicitly.
– nyholku
Jan 8 '19 at 13:30
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Opposite of %in%: exclude rows with values specified in a vector
... categorical variable V1 in a data frame D1 can have values represented by the letters from A to Z. I want to create a subset D2, which excludes some values, say, B, N and T. Basically, I want a command which is the opposite of %in%
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Choosing a file in Python with simple Dialog
...mport askopenfilename
Tk().withdraw() # we don't want a full GUI, so keep the root window from appearing
filename = askopenfilename() # show an "Open" dialog box and return the path to the selected file
print(filename)
Done!
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How do I get only directories using Get-ChildItem?
I'm using PowerShell 2.0 and I want to pipe out all the subdirectories of a certain path. The following command outputs all files and directories, but I can't figure out how to filter out the files.
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