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Syntax of for-loop in SQL Server
...teger in their work (iterating from row to row or result to result in temp tables) and may be thrown off if the increment happens at the beginning of the cycle rather than the end.
– CSS
Feb 3 '16 at 15:22
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Checking if object is empty, works with ng-show but not from controller?
...support IE8 in the 1.3 (dev) branch, nor do they run tests for it on 1.2 (stable) docs.angularjs.org/guide/ie... Furthermore, the less we support IE8, maybe it will finally disappear. <insert corporate rebuttal>
– jaf0
Oct 27 '14 at 15:00
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Very large matrices using Python and NumPy
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PyTables and NumPy are the way to go.
PyTables will store the data on disk in HDF format, with optional compression. My datasets often get 10x compression, which is handy when dealing with tens or hundreds of millions of rows....
how to get the host url using javascript from the current page
... Good. But what happens when the MDN guys update the browser compatibility table, which happens pretty often with newer browser releases. You might need to keep on updating this to sync with their table ;).
– kabirbaidhya
Apr 5 '17 at 5:38
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boost Composite keys - C/C++ - 清泛网 - 专注C/C++及内核技术
...lational databases, composite keys depend on two or more fields of a given table The analogous concept in Boost MultiIndex is Composite keys
In relational databases, composite keys depend on two or more fields of a given table. The analogous concept in Boost.MultiIndex is modeled by means of com...
How to repair a serialized string which has been corrupted by an incorrect byte count length?
... will cause this error.
Solution: store serialized data into BLOB in your table.
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Avoid line break between html elements
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nobr is too unreliable, use tables
<table>
<tr>
<td> something </td>
<td> something </td>
</tr>
</table>
It all goes on the same line, everything is level with eachother,...
Filter data.frame rows by a logical condition
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we can use data.table library
library(data.table)
expr <- data.table(expr)
expr[cell_type == "hesc"]
expr[cell_type %in% c("hesc","fibroblast")]
or filter using %like% operator for pattern matching
expr[cell_type %like% "hesc...
How to specify a multi-line shell variable?
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simply insert new line where necessary
sql="
SELECT c1, c2
from Table1, Table2
where ...
"
shell will be looking for the closing quotation mark
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How to get the HTML for a DOM element in javascript
...nless myElement is an element that can't be a child of a div, like an li, table row or table cell and so on.
– RobG
Jun 22 '11 at 4:23
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