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Undo git update-index --assume-unchanged

...do/show dir's/files that are set to assume-unchanged run this: git update-index --no-assume-unchanged <file> To get a list of dir's/files that are assume-unchanged run this: git ls-files -v|grep '^h' share ...
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MongoDB sort排序、index索引教程 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术

MongoDB sort排序、index索引教程MongoDB sort()排序方法在MongoDB中使用使用sort()方法对数据进行排序,sort()方法可以通过参数指定排序的字段,并使用 1 和 -1 来指...MongoDB sort排序 在MongoDB中使用使用sort()方法对数据进行排序,sort()方法...
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Shards and replicas in Elasticsearch

... that you just started up. We have no data, therefore we need to create an index. When you create an index (an index is automatically created when you index the first document as well) you can define how many shards it will be composed of. If you don't specify a number it will have the default numb...
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How do I force Postgres to use a particular index?

How do I force Postgres to use an index when it would otherwise insist on doing a sequential scan? 6 Answers ...
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If list index exists, do X

... This doesn't account for negative indexes. The best way I know is try / except IndexError, but it'd be nice to have a concise way to get a bool – Abram Aug 6 '19 at 19:55 ...
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z-index not working with fixed positioning

...t in this case) Positioned elements (and their children) with negative z-index values (higher values are stacked in front of lower values; elements with the same value are stacked according to appearance in the HTML) Non-positioned elements (ordered by appearance in the HTML) Positioned elemen...
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jQuery .each() index?

... $('#list option').each(function(index){ //do stuff console.log(index); }); logs the index :) a more detailed example is below. function run_each() { var $results = $(".results"); $results.empty(); $results.append("==============...
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Is there a NumPy function to return the first index of something in an array?

I know there is a method for a Python list to return the first index of something: 13 Answers ...
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PostgreSQL: Can you create an index in the CREATE TABLE definition?

I want to add indexes to some of the columns in a table on creation. Is there are way to add them to the CREATE TABLE definition or do I have to add them afterward with another query? ...
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Selecting a row of pandas series/dataframe by integer index

...YRY, see the new docs in 0.11 http://pandas.pydata.org/pandas-docs/stable/indexing.html Here we have new operators, .iloc to explicity support only integer indexing, and .loc to explicity support only label indexing e.g. imagine this scenario In [1]: df = pd.DataFrame(np.random.rand(5,2),index=r...