大约有 22,000 项符合查询结果(耗时:0.0316秒) [XML]

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How to efficiently compare two unordered lists (not sets) in Python?

... Thank you. I converted each object to a string then used the Counter() method. – johndir Oct 21 '11 at 22:28 ...
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Parsing JSON with Unix tools

...ivalent to curl --silent, whereas jq -r means jq --raw-output i.e. without string quotes. – Serge Stroobandt Oct 26 '18 at 21:52 ...
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Read text file into string array (and write)

The ability to read (and write) a text file into and out of a string array is I believe a fairly common requirement. It is also quite useful when starting with a language removing the need initially to access a database. Does one exist in Golang? e.g. ...
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LINQ equivalent of foreach for IEnumerable

...umerable<char> enumerable = new[] {'a', 'b', 'c'}; var sb = new StringBuilder(); enumerable .ForEach(c => sb.Append("1")) .ForEach(c => sb.Append("2")) .ToList(); Assert.That(sb.ToString(), Is.EqualTo("121212")); } If you remove the ToList() in th...
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Value Change Listener to JTextField

... private static final long serialVersionUID = 1L; public static final String TEXT_PROPERTY = "text"; public CoolJTextField() { this(0); } public CoolJTextField(int nbColumns) { super("", nbColumns); this.setDocument(new MyDocument()); } @SuppressWa...
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What is the difference between XML and XSD?

...<xs:sequence> <xs:element name="child_one" type="xs:string" /> <xs:element name="child_two" type="xs:int" /> </xs:sequence> </xs:complexType> </xs:element> </xs:sequence> </xs:complexType...
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How do I break out of nested loops in Java?

... outer loop. For example: public class Test { public static void main(String[] args) { outerloop: for (int i=0; i < 5; i++) { for (int j=0; j < 5; j++) { if (i * j > 6) { System.out.println("Breaking"); ...
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How to fix: android.app.RemoteServiceException: Bad notification posted from package *: Couldn't cre

...ant to reference R.drawable.my_image, it's safer to save it to bundle as a string( bundle.putString("img", "my_image")and then convert when needed to actual @DrawableRes integer as follows: ctx.resources.getIdentifier(bundle.getString("img"), "drawable", ctx.packageName) – vano...
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Ruby: How to post a file via HTTP as multipart/form-data?

...do it with Net::HTTP. A multipart form post is just a carefully-formatted string with some extra headers. It seems like every Ruby programmer who needs to do multipart posts ends up writing their own little library for it, which makes me wonder why this functionality isn't built-in. Maybe it is.....
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What is a “callback” in C and how are they implemented?

...dlib.h> #include <unistd.h> #include <fcntl.h> #include <string.h> #include "../../common_typedef.h" typedef void (*call_back) (S32, S32); void test_call_back(S32 a, S32 b) { printf("In call back function, a:%d \t b:%d \n", a, b); } void call_callback_func(call_back back)...