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What's the difference between git reflog and log?
...eline --graph --decorate.)
git reflog doesn't traverse HEAD's ancestry at all. The reflog is an ordered list of the commits that HEAD has pointed to: it's undo history for your repo. The reflog isn't part of the repo itself (it's stored separately to the commits themselves) and isn't included in pu...
Eventual consistency in plain English
...omorrow.
You tell your neighbor that it is going to rain tomorrow.
Eventually, all of the servers (you, me, your neighbor) know the truth (that it's going to rain tomorrow), but in the meantime the client (his wife) came away thinking it is going to be sunny, even though she asked after one or mor...
Trim last character from a string
...ut this does not fulfill the definition of Trim method.
Trim - Removes all occurrences of
white space characters from the
beginning and end of this instance.
MSDN-Trim
Under this definition removing only last character from string is bad solution.
So if we want to "Trim last character ...
Bitwise operation and usage
...Bitwise operators are operators that work on multi-bit values, but conceptually one bit at a time.
AND is 1 only if both of its inputs are 1, otherwise it's 0.
OR is 1 if one or both of its inputs are 1, otherwise it's 0.
XOR is 1 only if exactly one of its inputs are 1, otherwise it's 0.
NOT is 1...
npm: disable postinstall script for package
Is it any npm option exist to disable postinstall script while installing package? Or for rewriting any field from package.json?
...
Search text in stored procedure in SQL Server
I want to search a text from all my database stored procedures. I use the below SQL:
22 Answers
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Java HashMap performance optimization / alternative
...={99,100}) will hash to the same value as (a[]={3,1,2}, b[]={100,99}). Actually all keys k1 and k2 where sum(k1.a)==sum(k2.a) and sum(k1.b)=sum(k2.b) will result in collisions. I suggest assigning a weight to each position of the array:
hash = hash * 5381 + (c0*a[0] + c1*a[1]);
hash = hash * 5381 +...
Print All JVM Flags
...iles. Probably the best reason why there is no one document that describes all options is that some of these options are better left to those who really understand the JVM and the best way to do that is to become intimately familiar with the source code.
So, in the words (almost) of a great master,...
Viewing unpushed Git commits
... I've made, that haven't yet been pushed to the remote repository? Occasionally, git status will print out that my branch is X commits ahead of origin/master , but not always.
...
Disadvantages of Test Driven Development? [closed]
...
Several downsides (and I'm not claiming there are no benefits - especially when writing the foundation of a project - it'd save a lot of time at the end):
Big time investment. For the simple case you lose about 20% of the actual implementation, but for complicated cases you lose much more.
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