大约有 40,000 项符合查询结果（耗时：0.0712秒） [XML]
Actual meaning of 'shell=True' in subprocess
I am calling different processes with the subprocess module. However, I have a question.
5 Answers
...
Import and Export Excel - What is the best library? [closed]
...m one at a time (reading the document to the end and splitting will eat up all of your memory - same with writing, stream it out).
Yes, the user will have to save-as CSV in excel before you can process it, but perhaps this limitation can be overcome by training and providing clear instructions on t...
Getting the closest string match
...hing problem and its usefulness in solving a variety of problems which can allow us to automate tasks which previously required tedious user involvement.
Introduction
The need to do fuzzy string matching originally came about while developing the Gulf of Mexico Validator tool. What existed was a ...
Performance of FOR vs FOREACH in PHP
First of all, I understand in 90% of applications the performance difference is completely irrelevant, but I just need to know which is the faster construct. That and...
...
How can I view a git log of just one user's commits?
...uld also work. The quotes are optional if you don't need any spaces.
Add --all if you intend to search all branches and not just the current commit's ancestors in your repo.
You can also easily match on multiple authors as regex is the underlying mechanism for this filter. So to list commits by Jona...
How to insert a newline in front of a pattern?
...wline literal to be escaped with a backslash, hence the \ before $. And finally, the dollar sign itself shouldn't be quoted so that it's interpreted by the shell, therefore we close the quote before the $ and then open it again.
Edit: As suggested in the comments by @mklement0, this works as well:
...
Is it better to use std::memcpy() or std::copy() in terms to performance?
...y.
I wrote a C++ SHA-2 implementation. In my test, I hash 5 strings using all four SHA-2 versions (224, 256, 384, 512), and I loop 300 times. I measure times using Boost.timer. That 300 loop counter is enough to completely stabilize my results. I ran the test 5 times each, alternating between the m...
How to Deep clone in javascript
...
It really depends what you would like to clone. Is this a truly JSON object or just any object in JavaScript? If you would like to do any clone, it might get you into some trouble. Which trouble? I will explain it below, but first...
Is there a Java reflection utility to do a deep comparison of two objects?
...preserving the equals contract"
Besides what good does a boolean method really do you anyway? It'd be nice to actually encapsulate all the differences between the original and the clone, don't you think? Also, I'll assume here that you don't want to be bothered with writing/maintaining comparison c...
How to redirect and append both stdout and stderr to a file with Bash?
...'send errors to output, append output to this file'. Note while Linux generally has a current version of bash, OS X, at the time of writing, still requires bash 4 to manually installed via homebrew etc.
– mikemaccana
May 20 '13 at 9:30
...