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What is the purpose of Order By 1 in SQL select statement?
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Also see:
http://www.techonthenet.com/sql/order_by.php
For a description of order by. I learned something! :)
I've also used this in the past when I wanted to add an indeterminate number of filters to a sql statement. Sloppy I know, but it ...
Tools to get a pictorial function call graph of code [closed]
...d be called or not depending on the command line arguments.
KcacheGrind
https://kcachegrind.github.io/html/Home.html
Test program:
int f2(int i) { return i + 2; }
int f1(int i) { return f2(2) + i + 1; }
int f0(int i) { return f1(1) + f2(2); }
int pointed(int i) { return i; }
int not_called(int ...
What's the difference between a temp table and table variable in SQL Server?
...at answer on dba.stackexchange.com
MSDN FAQ on difference between the two: https://support.microsoft.com/en-gb/kb/305977
MDSN blog article: https://docs.microsoft.com/archive/blogs/sqlserverstorageengine/tempdb-table-variable-vs-local-temporary-table
Article: https://searchsqlserver.techtarget.com/t...
Keyboard shortcut to comment lines in Sublime Text 3
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It seems a bug: http://www.sublimetext.com/forum/viewtopic.php?f=3&t=11157&start=0
As a workaround, go to Preferences->Key Bindings - User and add these keybindings (if you're using Linux):
{ "keys": ["ctrl+7"], "command": "toggle_comm...
Android代码优化小技巧 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...数据稍微好些。
文章作者： lightSky
文章源自：http://www.lightskystreet.com/2015/01/17/android-code-optimize-tips/
Android 代码优化
How do I clone a Django model instance object and save it to the database?
...e.
More on UPDATE/INSERT here.
Official docs on copying model instances: https://docs.djangoproject.com/en/2.2/topics/db/queries/#copying-model-instances
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How to create an array for JSON using PHP?
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Easy peasy lemon squeezy: http://www.php.net/manual/en/function.json-encode.php
<?php
$arr = array('a' => 1, 'b' => 2, 'c' => 3, 'd' => 4, 'e' => 5);
echo json_encode($arr);
?>
There's a post by andyrusterholz at g-m-a-i-l dot c-o-m ...
How do I rename a column in a database table using SQL?
... Not AS - use TO. RENAME COLUMN TableName.OldName TO NewName; www-01.ibm.com/support/knowledgecenter/SSGU8G_11.50.0/…
– hitzi
Dec 16 '14 at 12:41
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Can I get JSON to load into an OrderedDict?
... cPython implementation has preserved the insertion order of dictionaries (https://mail.python.org/pipermail/python-dev/2016-September/146327.html). This means that the json library is now order preserving by default. Observe the difference in behaviour between python 3.5 and 3.6. The code:
import ...
How do you get the rendered height of an element?
...inks using elem.style.height in the top of these answers...
INNER HEIGHT:
https://developer.mozilla.org/en-US/docs/Web/API/Element.clientHeight
document.getElementById(id_attribute_value).clientHeight;
OUTER HEIGHT:
https://developer.mozilla.org/en-US/docs/Web/API/HTMLElement.offsetHeight
doc...