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Count all occurrences of a string in lots of files with grep
I have a bunch of log files. I need to find out how many tim>me m>s a string occurs in all files.
15 Answers
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Bidirectional 1 to 1 Dictionary in C#
I am looking for a generic, bidirectional 1 to 1 Dictionary class in C# (2), ie. a BiDictionaryOneToOne<T, S> which is guaranteed to only contain one of each value and key (up to RefEquals anyway), and which can be searched using either key or value. Anyone know of one, or should I just impl...
Convert seconds to Hour:Minute:Second
I need to convert seconds to "Hour:Minute:Second".
27 Answers
27
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Bytecode features not available in the Java language
...the Java bytecode was designed with the Java language in mind.
There are som>me m> features that are not produced by modern Java compilers, however:
The ACC_SUPER flag:
This is a flag that can be set on a class and specifies how a specific corner case of the invokespecial bytecode is handled for this cl...
Removing pip's cache?
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edited Dec 21 '17 at 17:06
Brian Burns
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How to delete an elem>me m>nt from an array in C#
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If you want to remove all instances of 4 without needing to know the index:
LINQ: (.NET Fram>me m>work 3.5)
int[] numbers = { 1, 3, 4, 9, 2 };
int numToRemove = 4;
numbers = numbers.Where(val => val != numToRemove).ToArray();
Non-LINQ: (.NE...
IndentationError: unindent does not match any outer indentation level
When I compile the Python code below, I get
32 Answers
32
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m>Me m>rge and interleave two arrays in Ruby
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You can do that with:
a.zip(s).flatten.compact
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How to tell git to ignore individual lines, i.e. gitignore for specific lines of code [duplicate]
.../Open gitattributes file:
<project root>/.gitattributes (will be committed into repo)
OR
<project root>/.git/info/attributes (won't be committed into repo)
Add a line defining the files to be filtered:
*.rb filter=gitignore, i.e. run filter nam>me m>d gitignore on all *.rb files
Define ...
通过FastCGI Cache实现服务降级 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...点在于通过error_page处理异常，并且完成服务降级：
limit_conn_zone $server_nam>me m> zone=perserver:1m;
error_page 500 502 503 504 = @failover;
fastcgi_cache_path
/tmp
levels=1:2
keys_zone=failover:100m
inactive=10d
max_size=10g;
upstream php {
s...