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(How) can I count the items in an enum?
...4, but the integer values of the enum values would be way out of the array index range. Using enum values for array indexing is not safe, you should consider other options.
edit: as requested, made the special entry stick out more.
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How to store decimal values in SQL Server?
... can have after the decimal point.
http://www.tsqltutorials.com/datatypes.php has descriptions for all the datatypes.
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How to show changed file name only with git log? [duplicate]
...names like:
dir/subdir/file1.txt
dir/subdir2/file2.sql
dir2/subdir3/file6.php
(which I use as a source for tar command) you will also need to filter out commit messages.
In order to do this I use following command:
git log --name-only --oneline | grep -v '.{7} '
Grep command excludes (-v param...
Regex doesn't work in String.matches()
...e \Apattern) and Python 3.x has got a nice .fullmatch() method. In JS, Go, PHP and .NET, the there are no regex methods that anchor the match implicitly. ElasticSearch, XML Schema and HTML5/Validators Angluar patterns are always anchored by default. In Swift/Objective C, there is a way to anchor th...
How to use Git Revert
...changes necessary to revert the named commits to your working tree and the index, but does not make the commits. In addition, when this option is used, your index does not have to match the HEAD commit. The revert is done against the beginning state of your index.
This is useful when reverting ...
Does Python have a ternary conditional operator?
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You can index into a tuple:
(falseValue, trueValue)[test]
test needs to return True or False.
It might be safer to always implement it as:
(falseValue, trueValue)[test == True]
or you can use the built-in bool() to assure a Boo...
Auto-indent in Notepad++
...ll end up un-indenting. An example is a multi-line array initialization in PHP using array( ... ), where () are non-folding.
– Dan Lugg
Mar 21 '13 at 12:23
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How do you connect localhost in the Android emulator? [duplicate]
I have made a php script inside localhost and I am connecting that with httpClient but I am getting a problem.
7 Answer...
How to revert to origin's master branch's version of file
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Assuming you did not commit the file, or add it to the index, then:
git checkout -- filename
Assuming you added it to the index, but did not commit it, then:
git reset HEAD filename
git checkout -- filename
Assuming you did commit it, then:
git checkout origin/master filen...
MongoDB with redis
...y Zawodny.
MongoDB is interesting for persistent, document oriented, data indexed in various ways. Redis is more interesting for volatile data, or latency sensitive semi-persistent data.
Here are a few examples of concrete usage of Redis on top of MongoDB.
Pre-2.2 MongoDB does not have yet an ex...