大约有 44,000 项符合查询结果（耗时：0.0689秒） [XML]
Check if a file exists with wildcard in shell script [duplicate]
... completely silent.
EDIT: Since this answer has got a bit of attention (and very useful critic remarks as comments), here is an optimization that also relies on glob expansion, but avoids the use of ls:
for f in /path/to/your/files*; do
## Check if the glob gets expanded to existing files.
...
Remove rows with duplicate indices (Pandas DataFrame and TimeSeries)
...utomated weather data from the web. The observations occur every 5 minutes and are compiled into monthly files for each weather station. Once I'm done parsing a file, the DataFrame looks something like this:
...
stl 字符串std::string作为std::map主键key的实例 - C/C++ - 清泛网 - 专注C/C++及内核技术
stl 字符串std::string作为std::map主键key的实例本文通过一个实例介绍std::map字符串作为key的常见用法，并使用find_if实现map按value值查找。代码如下：
#include <map>
#include <string>
#include <algorithm>
using namespace std;
class map_value_finder
{...
Does Android keep the .apk files? if so where?
After android installs an application from the Marketplace, does it keep the .apk file?
19 Answers
...
How to make Git “forget” about a file that was tracked but is now in .gitignore?
...e you need to remove it from the index. This can be achieved with this command.
git rm --cached &lt;file&gt;
If you want to remove a whole folder, you need to remove all files in it recursively.
git rm -r --cached &lt;folder&gt;
The removal of the file from the head revision will happen on the...
Is there a bash command which counts files?
Is there a bash command which counts the number of files that match a pattern?
14 Answers
...
Best architectural approaches for building iOS networking applications (REST clients)
I'm an iOS developer with some experience and this question is really interesting to me. I saw a lot of different resources and materials on this topic, but nevertheless I'm still confused. What is the best architecture for an iOS networked application? I mean basic abstract framework, patterns, whi...
Pretty git branch graphs
I've seen some books and articles have some really pretty looking graphs of git branches and commits. How can I make high-quality printable images of git history?
...
How do you clone a Git repository into a specific folder?
Executing the command git clone git@github.com:whatever creates a directory in my current folder named whatever , and drops the contents of the Git repository into that folder:
...
How is Python's List Implemented?
Is it a linked list, an array? I searched around and only found people guessing. My C knowledge isn't good enough to look at the source code.
...