大约有 10,160 项符合查询结果（耗时：0.0177秒） [XML]
Getting and removing the first character of a string
I would like to do some 2-dimensional walks using strings of characters by assigning different values to each character. I was planning to 'pop' the first character of a string, use it, and repeat for the rest of the string.
...
For each row return the column name of the largest value
I have a roster of employees, and I need to know at what department they are in most often. It is trivial to tabulate employee ID against department name, but it is trickier to return the department name, rather than the number of roster counts, from the frequency table. A simple example below (colu...
git rebase without changing commit timestamps
Would it make sense to perform git rebase while preserving the commit timestamps?
5 Answers
...
Lock-free multi-threading is for real threading experts
I was reading through an answer that Jon Skeet gave to a question and in it he mentioned this:
6 Answers
...
Display a float with two decimal places in Python
I have a function taking float arguments (generally integers or decimals with one significant digit), and I need to output the values in a string with two decimal places (5 -> 5.00, 5.5 -> 5.50, etc). How can I do this in Python?
...
Shell script while read line loop stops after the first line
I have the following shell script. The purpose is to loop thru each line of the target file (whose path is the input parameter to the script) and do work against each line. Now, it seems only work with the very first line in the target file and stops after that line got processed. Is there anything ...
Extract traceback info from an exception object
Given an Exception object (of unknown origin) is there way to obtain its traceback? I have code like this:
5 Answers
...
How to git-cherry-pick only changes to certain files?
If I want to merge into a Git branch the changes made only to some of the files changed in a particular commit which includes changes to multiple files, how can this be achieved?
...
How to check if a database exists in SQL Server?
What is the ideal way to check if a database exists on a SQL Server using TSQL? It seems multiple approaches to implement this.
...
Get last field using awk substr
I am trying to use awk to get the name of a file given the absolute path to the file.
For example, when given the input path /home/parent/child/filename I would like to get filename
I have tried:
...