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How can I have a newline in a string in sh?
This
12 Answers
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Android : Check whether the phone is dual SIM
After a lot of research on forums, now I know that there is no way to find IMSI or SIM serial number for both the SIM cards in a dual SIM phone (except for contacting the manufacturer). Now my changed question is, can we at all detect that the phone has two SIMs? I believe it can be detected with so...
Django: Get list of model fields?
I've defined a User class which (ultimately) inherits from models.Model . I want to get a list of all the fields defined for this model. For example, phone_number = CharField(max_length=20) . Basically, I want to retrieve anything that inherits from the Field class.
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What is the point of function pointers?
I have trouble seeing the utility of function pointers. I guess it may be useful in some cases (they exist, after all), but I can't think of a case where it's better or unavoidable to use a function pointer.
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is there any way to force copy? copy without overwrite prompt, using windows?
I want to write a list of windows commands(it's a long list) where it does all these magical things for me, but whenever I use copy, it stops to ask fro overwrite prompt. When I type yes, it overwrites the old file then just stops there.
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How to sort by two fields in Java?
I have array of objects person (int age; String name;) .
16 Answers
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How can I pad an int with leading zeros when using cout
I want cout to output an int with leading zeros, so the value 1 would be printed as 001 and the value 25 printed as 025 . How can I do this?
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Find CRLF in Notepad++
How can I find/replace all CR/LF characters in Notepad++?
18 Answers
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Pickle or json?
I need to save to disk a little dict object whose keys are of the type str and values are int s and then recover it . Something like this:
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Which is faster: while(1) or while(2)?
This was an interview question asked by a senior manager.
23 Answers
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