大约有 22,000 项符合查询结果（耗时：0.0394秒） [XML]
Hex transparency in colors [duplicate]
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Here's a correct table of percentages to hex values. E.g. for 50% white you'd use #80FFFFFF.
100% — FF
95% — F2
90% — E6
85% — D9
80% — CC
75% — BF
70% — B3
65% — A6
60% — 99
55% — 8C
50% — 80
45% — 73
40% — 66
35% — 59
30% — 4D
25% — 40
20% — 33
15% ...
C# switch statement limitations - why?
...switch (ms) : 0.00251383
total time to execute a 50 way switch, 10000 iterations (ms) : 26.593
approximate time per 50 way switch (ms) : 0.0026593
total time to execute a 5000 way switch, 10000 iterations (ms) : 23.7094
approximate time per 500...
Find if current time falls in a time range
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– SearchForKnowledge
Mar 31 '14 at 18:50
@SearchForKnowledge: Compare for what? Please be more specific about what you w...
Soft wrap at 80 characters in Vim in window of arbitrary width
...n Alacritty.
– meh
Jun 25 '19 at 15:50
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Does Entity Framework Code First support stored procedures?
...mmy");
– Steven K.
Mar 23 '11 at 18:50
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Greenlet Vs. Threads
...(url)
I had to drop out the multiprocess version as it fell before I had 500; but at 10,000 iterations:
Using gevent it took: 3.756914
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Using multi-threading it took: 15.797028
So you can see there is some significant difference in I/O using gevent
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Appropriate datatype for holding percent values?
...00% or potentially even into the negatives).
Treat value 1 as 100%, 0.5 as 50%, etc. This will allow any math operations to function as expected (i.e. as opposed to using value 100 as 100%).
Amend precision and scale as required (these are the two values in brackets columnName decimal(precision, sc...
jQuery DataTables: control table width
...AutoWidth and aoColumns.sWidth
Assuming you have 4 columns with widths of 50px, 100, 120px and 30px you would do:
jQuery('#querytableDatasets').dataTable({
"bPaginate": false,
"bInfo": false,
"bFilter": false,
"bAutoWidth": false,
"aoColumns" : [
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How can I convert a PFX certificate file for use with Apache on a linux server?
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AndronAndron
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Can I disable autolayout for a specific subview at runtime?
...zingMaskIntoConstraints = YES;
self.exampleView.frame = CGRectMake(20, 20, 50, 50);
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