大约有 22,000 项符合查询结果（耗时：0.0199秒） [XML]
Numeric for loop in Django templates
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Generate a string of arbitrary length with 'rjust' {% for i in "x"|rjust:"100" %}
– Aaron
Mar 30 '16 at 19:48
29
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Rails: select unique values from a column
..."models"."rating" FROM "models"
This has the advantages of not using sql strings and not instantiating models
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How to use R's ellipsis feature when writing your own function?
...owever, as it adds some ambiguity and further complication to the argument string (and makes the function signature unclear to any other user). The argument list is an important piece of documentation for function users.
Otherwise, it is also useful for cases when you want to pass through paramete...
Calendar returns wrong month [duplicate]
...ts with 0.
Here's a tip: you should be using SimpleDateFormat to get the String-representation of the month:
Calendar rightNow = Calendar.getInstance();
java.text.SimpleDateFormat df1 = new java.text.SimpleDateFormat("MM");
java.text.SimpleDateFormat df2 = new java.text.SimpleDateFormat("MMM");
j...
Are duplicate keys allowed in the definition of binary search trees?
..., that's just an option. It could also disallow odd numbers, or primes, or strings with too many vowels, or any other type of data. The only real requirement is that it's ordered in some way, and preferably self-balancing.
– paxdiablo
Sep 16 at 1:01
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Objective-C: Reading a file line by line
...ay I need to read each line separately and want to treat each line as an NSString. What is the most efficient way of doing this?
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Read lines from a file into a Bash array [duplicate]
...rip off the newline characters. Makes it easier to use the array (e.g. for string comparisons) and it is not often that you'll want to keep the newline anyway.
– morloch
Feb 24 '15 at 2:55
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How to convert std::string to LPCWSTR in C++ (Unicode)
I'm looking for a method, or a code snippet for converting std::string to LPCWSTR
6 Answers
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Remove carriage return in Unix
...rather than just blindly within a file (you may have them in the middle of strings for all I know). Using this test file with a CR at the end of the first line only:
$ cat infile
hello
goodbye
$ cat infile | od -c
0000000 h e l l o \r \n g o o d b y e \n
0000017
dos2un...
Android EditText Max Length [duplicate]
...in why this would work versus using an app constant? Seems like having the char limit as a value in xml shouldn't change how the text buffer works.
– Elliott
Jan 13 '14 at 19:48
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