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How do I log a Python error with debug information?
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You can also set sys.excepthook (see here) to avoid having to wrap all your code in try/except.
– jul
Sep 3 '15 at 9:02
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c++ 经典的快速排序QuickSort完整代码片 - 开源 & Github - 清泛网 - 专注C/C++及内核技术
...写法，来自Github，原文有个bug，本文已修正代码如下： include <iostream>void printArray(int *array, int n){ for (int i = 0 c++快速排序算法实现，经典的一种写法，来自Github，原文有个bug，本文已修正代码如下：
#include <iostream>
void prin...
Is there a way to specify how many characters of a string to print out using printf()?
Is there a way to specify how many characters of a string to print out (similar to decimal places in int s)?
8 Answers
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Get a list of all git commits, including the 'lost' ones
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Not particularly easily- if you've lost the pointer to the tip of a branch, it's rather like finding a needle in a haystack. You can find all the commits that don't appear to be referenced any more- git fsck --unreachable will do this for you- but tha...
git error: failed to push some refs to remote
...Why do I need to explicitly push a new branch?".
Since the OP already reset and redone its commit on top of origin/master:
git reset --mixed origin/master
git add .
git commit -m "This is a new commit for what I originally planned to be amended"
git push origin master
There is no need to pull ...
How to select lines between two marker patterns which may occur multiple times with awk/sed
...atches lines having this text, as well as /mno/ does.
/abc/{flag=1;next} sets the flag when the text abc is found. Then, it skips the line.
/mno/{flag=0} unsets the flag when the text mno is found.
The final flag is a pattern with the default action, which is to print $0: if flag is equal 1 the ...
How do you use the ? : (conditional) operator in JavaScript?
...(or want to use) a ternary in a situation like 'display a variable if it's set, else...', you can make it even shorter, without a ternary.
Instead of:
var welcomeMessage = 'Hello ' + (username ? username : 'guest');
You can use:
var welcomeMessage = 'Hello ' + (username || 'guest');
This ...
Don't display pushd/popd stack across several bash scripts (quiet pushd/popd)
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In zsh you can setopt PUSHDSILENT. Put this in your ~/.zshrc.
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Sorting an IList in C#
...DER BY** :
public class Employee
{
public string Id { get; set; }
public string Name { get; set; }
}
private static IList<Employee> GetItems()
{
List<Employee> lst = new List<Employee>();
lst.Add(new Employee { Id = "1"...
How to detect if a stored procedure already exists
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If you DROP and CREATE the procedure, you will loose the security settings. This might annoy your DBA or break your application altogether.
What I do is create a trivial stored procedure if it doesn't exist yet. After that, you can ALTER the stored procedure to your liking.
IF object_id...