大约有 47,000 项符合查询结果（耗时：0.0451秒） [XML]
Get size of all tables in database
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SELECT
t.NAME AS TableName,
s.Name AS SchemaName,
p.rows,
SUM(a.total_pages) * 8 AS TotalSpaceKB,
CAST(ROUND(((SUM(a.total_pages) * 8) / 1024.00), 2) AS NUMERIC(36, 2)) AS TotalSpaceMB,
SUM(a.used_pages) * 8 AS Used...
pretty-print JSON using JavaScript
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Pretty-printing is implemented natively in JSON.stringify(). The third argument enables pretty printing and sets the spacing to use:
var str = JSON.stringify(obj, null, 2); // spacing level = 2
If you need syntax highlighting, you might use some ...
How do I write unit tests in PHP? [closed]
I've read everywhere about how great they are, but for some reason I can't seem to figure out how exactly I'm supposed to test something. Could someone perhaps post a piece of example code and how they would test it? If it's not too much trouble :)
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Disable Visual Studio devenv solution save dialog
...y double click on solution file in a file manager, Visual Studio 2012 asks me whether I want to save devenv.sln:
2 Answer...
Best design for a changelog / auditing database table? [closed]
... to create a database table to store different change log/auditing
(when something was added, deleted, modified, etc). I don't need to store particularly detailed info, so I was thinking something along the lines of:
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How to flush output of print function?
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On Python 3, print can take an optional flush argument
print("Hello world!", flush=True)
On Python 2 you'll have to do
import sys
sys.stdout.flush()
after calling print. By default, print prints to sys.stdout (see the documentation for more about file objects).
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How do I unload (reload) a Python module?
... only):
from importlib import reload
import foo
while True:
# Do some things.
if is_changed(foo):
foo = reload(foo)
In Python 3, reload was moved to the imp module. In 3.4, imp was deprecated in favor of importlib, and reload was added to the latter. When targeting 3 or later, ...
(Mac) -bash: __git_ps1: command not found
...installed the version of git-completion.bash from master - in git's development history this is after a commit that split out the __git_ps1 function from the completion functionality into a new file (git-prompt.sh). The commit that introduced this change, which explains the rationale, is af31a456.
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Is there a function to make a copy of a PHP array to another?
...arrays are assigned by copy, while objects are assigned by reference. This means that:
$a = array();
$b = $a;
$b['foo'] = 42;
var_dump($a);
Will yield:
array(0) {
}
Whereas:
$a = new StdClass();
$b = $a;
$b->foo = 42;
var_dump($a);
Yields:
object(stdClass)#1 (1) {
["foo"]=>
int(4...
How do I handle ImeOptions' done button click?
...This will be either the identifier you supplied,
// or EditorInfo.IME_NULL if being called due to the enter key being pressed.
if (actionId == EditorInfo.IME_ACTION_SEARCH
|| actionId == EditorInfo.IME_ACTION_DONE
|| event.getAction() == KeyEvent.ACTIO...