大约有 45,000 项符合查询结果（耗时：0.0607秒） [XML]
How can I output leading zeros in Ruby?
...
If the maximum number of digits in the counter is known (e.g., n = 3 for counters 1..876), you can do
str = "file_" + i.to_s.rjust(n, "0")
share
|
im...
Using Chrome's Element Inspector in Print Preview Mode?
I am working on developing a website and need to work on the print view. Typically when I have layout issues I use Chrome's Element Inspector. However this does not exist in print preview mode.
...
What is the relation between BLAS, LAPACK and ATLAS
... manuals and I have a general idea of BLAS and LAPACK and how to use them with the very few examples I find, but I can't find any actual examples using ATLAS to see how it is related with these two.
...
git stash -> merge stashed change with current changes
...changes to said branch. What I want is a way to merge my stashed changes with the current changes.
8 Answers
...
c++11 Return value optimization or move? [duplicate]
...recisely when copy elision is allowed.
Your second version actively prohibits copy elision. The first version is universally better.
share
|
improve this answer
|
follow
...
Python memoising/deferred lookup property decorator
... these attributes to have their database lookups be deferred, ie. not be initialised in the constructor but only upon first read. These attributes do not change over the lifetime of the instance, but they're a real bottleneck to calculate that first time and only really accessed for special cases. H...
How to solve the “failed to lazily initialize a collection of role” Hibernate exception
...follow
|
edited May 23 '17 at 12:34
Community♦
111 silver badge
answered Jul 31 '12 at ...
Convert a date format in PHP
...e($originalDate));
(See the strtotime and date documentation on the PHP site.)
Note that this was a quick solution to the original question. For more extensive conversions, you should really be using the DateTime class to parse and format :-)
...
What does “all” stand for in a makefile?
I read some tutorials concerning Makefiles but for me it is still unclear for what the target "all" stands for and what it does.
...
How can I check if multiplying two numbers in Java will cause an overflow?
...plyExact, Math.addExact etc. for ints and long. These throw an unchecked ArithmeticException on overflow.
share
|
improve this answer
|
follow
|
...