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Git - Difference Between 'assume-unchanged' and 'skip-worktree'
...nge it. For example, if the main repository upstream hosts some production-ready configuration files and you don’t want to accidentally commit changes to those files, --skip-worktree is exactly what you want.
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What is 'Pattern Matching' in functional languages?
I'm reading about functional programming and I've noticed that Pattern Matching is mentioned in many articles as one of the core features of functional languages.
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How to create a memory leak in Java?
...stored in memory) in pure Java:
The application creates a long-running thread (or use a thread pool to leak even faster).
The thread loads a class via an (optionally custom) ClassLoader.
The class allocates a large chunk of memory (e.g. new byte[1000000]), stores a strong reference to it in a stat...
Reduce, fold or scan (Left/Right)?
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This post is barely readable. Please shorten sentences, use real keywords (e.g. reduceLeft instead of LEFT_REDUCE). Use real mathematical arrows, code tags when you are dealing with the code. Prefer input/output examples rather than explaining e...
Select by partial string from a pandas DataFrame
... select by partial string from a pandas DataFrame?
This post is meant for readers who want to
search for a substring in a string column (the simplest case)
search for multiple substrings (similar to isin)
match a whole word from text (e.g., "blue" should match "the sky is blue" but not "bluejay")
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构建高并发高可用的电商平台架构实践 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...，包括leader选举等等，保障集群的可用性。
Lucene索引的Reader是基于索引的snapshot的，所以必须在索引commit的后，重新打开一个新的snapshot，才能搜索到新添加的内容；而索引的commit是非常耗性能的，这样达到实时索引搜索效率就...
Should an Enum start with a 0 or a 1?
...e (e.g. a file header containing a version for changing the behaviour when reading/writing values) (or see memento pattern)
– Beachwalker
Aug 31 '11 at 15:59
4
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How to make my custom type to work with “range-based for loops”?
...e.
A practical example of why this is useful is that your end iterator can read "check your char* to see if it points to '0'" when == with a char*. This allows a C++ range-for expression to generate optimal code when iterating over a null-terminated char* buffer.
struct null_sentinal_t {
template...
Fluid width with equally spaced DIVs
...t;/ul>
Codepen (Resize to see what i'm talking about)
Further reading on CSS grids:
MDN
Jen Simmons - Learn CSS grid
A Complete Guide to CSS Grid | Codrops CSS Reference
A Complete Guide to Grid - CSS Tricks
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Why should I avoid multiple inheritance in C++?
...composition of features, instead of inheritance
Be wary of the Diamond of Dread
Consider inheritance of multiple interfaces instead of objects
Sometimes, Multiple Inheritance is the right thing. If it is, then use it.
Be prepared to defend your multiple-inherited architecture in code reviews
1. Per...