大约有 35,560 项符合查询结果（耗时：0.0427秒） [XML]
Query to list number of records in each table in a database
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If you're using SQL Server 2005 and up, you can also use this:
SELECT
t.NAME AS TableName,
i.name as indexName,
p.[Rows],
sum(a.total_pages) as TotalPages,
sum(a.used_pages) as UsedPages,
sum(a.data_pages) as DataPages,
(...
What is the easiest way to remove all packages installed by pip?
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edited Mar 13 '14 at 14:08
answered Jun 28 '12 at 18:32
b...
What is a loop invariant?
...et's look at a simple for loop that looks like this:
int j = 9;
for(int i=0; i<10; i++)
j--;
In this example it is true (for every iteration) that i + j == 9. A weaker invariant that is also true is that
i >= 0 && i <= 10.
...
What unique features does Firebug have that are not built-in to Firefox?
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15.11.2014 - FF 33.0: There have been a lot of improvements to the native inspect tool: Filters are available for network tab; Lots of really cool and useful features: 3D View, Responsive Design mode, Color grabber, Used font + fon...
Android ListView Divider
... or 1dip: if you specify 1dp or 1dip, Android will scale that down. On a 120dpi device, that becomes something like 0.75px translated, which rounds to 0. On some devices, that translates to 2-3 pixels, and it usually looks ugly or sloppy
For dividers, 1px is the correct height if you want a 1 pixel...
Responsively change div size keeping aspect ratio [duplicate]
...he containing block's width. Here's an example:
.wrapper {
width: 50%;
/* whatever width you want */
display: inline-block;
position: relative;
}
.wrapper:after {
padding-top: 56.25%;
/* 16:9 ratio */
display: block;
content: '';
}
.main {
position: absolute;
t...
How to grep Git commit diffs or contents for a certain word?
...he same file:
+ return !regexec(regexp, two->ptr, 1, &regmatch, 0);
...
- hit = !regexec(regexp, mf2.ptr, 1, &regmatch, 0);
While git log -G"regexec\(regexp" will show this commit, git log -S"regexec\(regexp" --pickaxe-regex will not (because the number of occurrences of that...
How to list variables declared in script in bash?
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edited Aug 20 '09 at 11:10
answered Aug 20 '09 at 10:35
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How to stage only part of a new file with git?
.../shame>
– sehe
Jun 22 '11 at 13:20
1
Well found. I should have scrolled the man page a bit fur...
How to get progress from XMLHttpRequest
...set header length
// if the headers is not set then the evt.loaded will be 0
readfile('test.zip');
exit 0;
Now I can monitor the download process of the server script, because I know it's total length:
function updateProgress(evt)
{
if (evt.lengthComputable)
{ // evt.loaded the bytes the...