大约有 1,633 项符合查询结果（耗时：0.0156秒） [XML]
Get the IP address of the machine
...t addr:([\d.]+)/'
#include <stdlib.h>
int main() {
setenv("LANG","C",1);
FILE * fp = popen("ifconfig", "r");
if (fp) {
char *p=NULL, *e; size_t n;
while ((getline(&p, &n, fp) > 0) && p) {
if (p = st...
How to unescape HTML character entities in Java?
...
This did the job for me,
import org.apache.commons.lang.StringEscapeUtils;
...
String decodedXML= StringEscapeUtils.unescapeHtml(encodedXML);
or
import org.apache.commons.lang3.StringEscapeUtils;
...
String decodedXML= StringEscapeUtils.unescapeHtml4(encodedXML);
I gues...
How to map calculated properties with JPA and Hibernate
...ore trying to display the column on mustache is something like this
java.lang.NullPointerException
at java.base/java.lang.String$CaseInsensitiveComparator.compare(String.java:1241)
at java.base/java.lang.String$CaseInsensitiveComparator.compare(String.java:1235)
at java.base/java.util....
How do I get currency exchange rates via an API such as Google Finance? [closed]
... be useful if you need more than just a CSV.
(thanks to Keyo) Yahoo Query Language lets you get a whole bunch of currencies at once in XML or JSON. The data updates by the second (whereas the European Central Bank has day old data), and stops in the weekend. Doesn't require any kind of sign up.
[h...
How to remove auto focus/keyboard popup of a field when the screen shows up?
...dited May 24 '12 at 10:34
Peter Lang
49.3k2626 gold badges138138 silver badges152152 bronze badges
answered May 24 '12 at 10:05
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How to capitalize the first letter of word in a string using Java?
...es us a few characters in a one-liner. I ask because I feel like Java is a language so full of gotcha's, I honestly wouldn't be surprised if there was some other way to have a string of length zero.
– ArtOfWarfare
Mar 3 '15 at 20:24
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Comparing boxed Long values 127 and 128
... Short, Long from -128 to 127.
For Integer caching works From -128 to java.lang.Integer.IntegerCache.high or 127, whichever is bigger.(We can set top level value upto which Integer values should get cached by using java.lang.Integer.IntegerCache.high).
For example:
If we set java.lang.Integer....
Running Command Line in Java [duplicate]
...time.rel test.txt debug");
http://docs.oracle.com/javase/7/docs/api/java/lang/Runtime.html
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Loading a properties file from Java package
...to the directory which represents the package the class is in.
Using java.lang.String.class.getResource("foo.txt") would search for the (inexistent) file /java/lang/String/foo.txt on the classpath.
Using an absolute path (one that starts with '/') means that the current package is ignored.
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split string only on first instance - java
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string.split("=", 2);
As String.split(java.lang.String regex, int limit) explains:
The array returned by this method contains each substring of this string that is terminated by another substring that matches the given expression or is terminated by the end of the...