大约有 7,500 项符合查询结果（耗时：0.0288秒） [XML]
BCL (Base Class Library) vs FCL (Framework Class Library)
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nice, A picture is worth a thousand words
– mkb
Dec 20 '16 at 8:14
@amitguptage...
How to set the width of a cell in a UITableView in grouped style
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@misterkoz -- a word of caution: Some iOS controls (UIDatePicker for definite) internally use UITableViewCells and break if you implement this in a category.
– Clafou
Jul 21 '12 at 10:09
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PDO get the last ID inserted
...e last inserted ID of the connection underlying the PDO instance. In other words, it's safe in the scenario you described since concurrent queries would take place in separate connections.
– Corbin
Nov 19 '15 at 6:15
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Git copy file preserving history [duplicate]
... This is an ingenious solution, but it is an interesting use of the word 'simple' to describe as such this ten-step workaround for the absence of what should be an atomic action in any system intended to track the history of legitimately copyable things.
– sdenham
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Splitting on first occurrence
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From the docs:
str.split([sep[, maxsplit]])
Return a list of the words in the string, using sep as the delimiter string. If maxsplit is given, at most maxsplit splits are done (thus, the list will have at most maxsplit+1 elements).
s.split('mango', 1)[1]
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Can I use conditional statements with EJS templates (in JMVC)?
and if yes, what is the syntax?
My goal is to prepend an 's' to the word 'comment' when there is more than one. in an jQuery.ejs template in a JMVC app. The following breaks. I can't find any docs for conditionals...
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Difference between char* and const char*?
...sn't break any constraints specified by the C language standard. In other words, a program that modifies a string literal is incorrect in the same way as one that dereferences a null pointer or performs a division by 0 is incorrect.
– caf
Mar 23 '12 at 14:26
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Why does typeof NaN return 'number'?
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In other words, value !== value is probably the shortest way to test if value is truly NaN.
– Andy
Sep 1 '15 at 16:43
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Implement touch using Python?
...ries to be a little more race-free than the other solutions. (The with keyword is new in Python 2.5.)
import os
def touch(fname, times=None):
with open(fname, 'a'):
os.utime(fname, times)
Roughly equivalent to this.
import os
def touch(fname, times=None):
fhandle = open(fname, '...
How to check if a string contains a substring in Bash
...we only want the return code. <<< makes the shell expand the next word and use it as the input to the command, a one-line version of the << here document (I'm not sure whether this is standard or a Bashism).