大约有 40,000 项符合查询结果（耗时：0.0664秒） [XML]
How do I reverse an int array in Java?
...ster, but it confuses many programmers and any good compiler will automatically do that.
– Justin
Apr 7 '14 at 18:54
2
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How can I use optional parameters in a T-SQL stored procedure?
...ry.AllNoTracking;
// partial and insensitive search
if (!string.IsNullOrWhiteSpace(filters.SomeName))
query = query.Where(item => item.SomeName.IndexOf(filters.SomeName, StringComparison.OrdinalIgnoreCase) != -1);
// filter by multiple selection
if ((...
Draw on HTML5 Canvas using a mouse
... trying to use this code, but have issues with the drawing being off vertically when I'm not scrolled all the way down on the page. What should I change in this code?
– Cameron Darlington
Dec 11 '14 at 22:13
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How to implement a unique index on two columns in rails
...rançoisBeausoleil %w(user_id content_id) in ruby just creates an array of strings, it's not special to rails. You can do the same with "user_id content_id".split which is still creating an array of strings. I am sure you know this, this comment is just so other readers don't relate this to rails in...
How to avoid long nesting of asynchronous functions in Node.js
... isn't it? You may notice that html became an array. That's partly because strings are immutable, so you better off with buffering your output in an array, than discarding larger and larger strings. The other reason is because of another nice syntax with bind.
Queue in the example is really just an...
anchor jumping by using javascript
...View(); //Even IE6 supports this
(Well I lied. It's not complicated at all.)
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How to create index in Entity Framework 6.2 with code first
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public int UserId { get; set; }
[Index(IsUnique = true)]
[StringLength(200)]
public string Username { get; set; }
public string DisplayName { get; set; }
}
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The first day of the current month in php using date_modify as DateTime object
...far the simplest and most readable way to solve this, if all you need is a string representation of the date.
– Markus Amalthea Magnuson
Aug 17 '12 at 11:23
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Android: how to hide ActionBar on certain activities
...idManifest.xml:
<activity android:name=".Activity"
android:label="@string/app_name"
android:theme="@android:style/Theme.NoTitleBar">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category....
Preferred Java way to ping an HTTP URL for availability
...her feasible way is using java.net.Socket.
public static boolean pingHost(String host, int port, int timeout) {
try (Socket socket = new Socket()) {
socket.connect(new InetSocketAddress(host, port), timeout);
return true;
} catch (IOException e) {
return false; // Ei...