大约有 47,000 项符合查询结果（耗时：0.0787秒） [XML]
Generating all permutations of a given string
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607
public static void permutation(String str) {
permutation("", str);
}
private static void...
Checking user's homepage in Internet Explorer
...ow.external.isGoogleHomePage()
} catch (d) {
if (h(a)) return !0;
var c = google.promos.gpd(a, "mgmhp_hp_url");
c && g.push(c);
for (c = 0; c < g.length; c++) {
var k = g[c];
if (b = b || a.isHomePage(k)) return !0
}
...
Right query to get the current number of connections in a PostgreSQL DB
...ed Jan 13 '14 at 1:34
informatik01
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answered Mar 11 '11 at 8:52
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Python Regex - How to Get Positions and Values of Matches
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Herbert
4,08444 gold badges3131 silver badges5757 bronze badges
answered Oct 30 '08 at 14:15
Peter HoffmannPete...
Is sizeof(bool) defined in the C++ language standard?
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edited Jan 31 '19 at 0:15
answered Feb 4 '11 at 12:16
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How to only get file name with Linux 'find'?
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10 Answers
10
Active
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How to convert a Git shallow clone to a full clone?
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107
EDIT: git fetch --unshallow now is an option (thanks Jack O'Connor).
You can run git fetch --d...
How do I view events fired on an element in Chrome DevTools?
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edited Dec 11 '12 at 20:35
Charlie
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answe...
Border around tr element doesn't show?
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260
Add this to the stylesheet:
table {
border-collapse: collapse;
}
JSFiddle.
The reason why ...
Oracle Differences between NVL and Coalesce
...a part of ANSI-92 standard.
NVL is Oracle specific, it was introduced in 80's before there were any standards.
In case of two values, they are synonyms.
However, they are implemented differently.
NVL always evaluates both arguments, while COALESCE usually stops evaluation whenever it finds the f...