大约有 45,000 项符合查询结果（耗时：0.0488秒） [XML]
Javascript - Open a given URL in a new tab by clicking a button
...owser or tab. You can also add variables to it to stop it from showing specific browser traits as follows:
onclick="window.open(this.href,'popUpWindow','height=400,width=600,left=10,top=10,,scrollbars=yes,menubar=no'); return false;"
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Selecting a row of pandas series/dataframe by integer index
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What if you wanted the 2nd AND 3rd AND 4th row?
– FaCoffee
Nov 7 '16 at 20:36
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cancelling a handler.postdelayed process
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If you can afford to cancel all callbacks and messages on the handler and don't want to have to keep references to the runnable the third point in the accepted answer to this question is another alternative that seems to work...
What's valid and what's not in a URI query?
...where spaces will get url-form-encoded to +. Works great, as longs as you know the values in the list contain no spaces (something numbers tend not to).
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How to check whether a variable is a class or not?
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If you also want inspect.isclass to return True if the object to inspect is a class instance, use inspect.isclass(type(Myclass()))
– michaelmeyer
Apr 18 '13 at 16:21
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Is there a pattern for initializing objects created via a DI container
...my objects and I want to have some initialization parameters that are not known until run-time:
5 Answers
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Best way to select random rows PostgreSQL
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Given your specifications (plus additional info in the comments),
You have a numeric ID column (integer numbers) with only few (or moderately few) gaps.
Obviously no or few write operations.
Your ID column has to be indexed! A primary key...
RegEx for Javascript to allow only alphanumeric
... a reg ex that only allows alphanumeric. So far, everyone I try only works if the string is alphanumeric, meaning contains both a letter and a number. I just want one what would allow either and not require both.
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getting the screen density programmatically in android?
...g point scaling factor from the reference density (160dpi). The same value now provided by metrics.densityDpi can be calculated
int densityDpi = (int)(metrics.density * 160f);
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Asynchronous Process inside a javascript for loop [duplicate]
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async await is here
(ES7), so you can do this kind of things very easily now.
var i;
var j = 10;
for (i = 0; i < j; i++) {
await asycronouseProcess();
alert(i);
}
Remember, this works only if asycronouseProcess is returning a Promise
If asycronouseProcess is not in your cont...