大约有 7,000 项符合查询结果（耗时：0.0217秒） [XML]
max value of integer
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@GaborSch In Java, int foo = Integer.MAX_VALUE + 1; System.out.println(Integer.toUnsignedLong(foo)); prints 2147483648 and char is an unsigned type
– howlger
Oct 7 '17 at 9:38
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How to get UTF-8 working in Java webapps?
...ires that we define a character set filter like the following:
package fi.foo.filters;
import javax.servlet.*;
import java.io.IOException;
public class CharsetFilter implements Filter {
private String encoding;
public void init(FilterConfig config) throws ServletException {
enco...
Case insensitive regex in JavaScript
...same by just manipulating the case of the strings you are comparing:
const foo = 'HellO, WoRlD!';
const isFoo = 'hello, world!';
return foo.toLowerCase() === isFoo.toLowerCase();
I would also call this easier to read and grok the author's intent!
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Why does sed not replace all occurrences?
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Adding a corner case for GNU sed here: sed -E 's,foo,bar,g' doesn't do the global thing. If you change it to sed -E -e 's,foo,bar,g' it works.
– Melvyn Sopacua
Dec 12 '18 at 13:51
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How to assign a Git SHA1's to a file without Git?
...e69de29bb2d1d6434b8b29ae775ad8c2e48c5391
Another example:
sha1("blob 7\0foobar\n") = "323fae03f4606ea9991df8befbb2fca795e648fa"
$ echo "foobar" > foo.txt
$ git hash-object foo.txt
323fae03f4606ea9991df8befbb2fca795e648fa
Here is a Python implementation:
from hashlib import sha1
def githas...
How to run a class from Jar which is not the Main-Class in its Manifest file
...Map<String, Class<?>>();
static{
ENTRY_POINTS.put("foo", Foo.class);
ENTRY_POINTS.put("bar", Bar.class);
ENTRY_POINTS.put("baz", Baz.class);
}
public static void main(final String[] args) throws Exception{
if(args.length < 1){
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How to delete and replace last line in the terminal using bash?
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Use the carriage return character:
echo -e "Foo\rBar" # Will print "Bar"
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How do I tidy up an HTML file's indentation in VI?
.../g to add a newline before the open bracket. Otherwise tags like <td>foo</td> would be split like <td> and foo</td>.
– wisbucky
Jun 22 '18 at 18:19
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Assign variables to child template in {% include %} tag Django
... it's pretty simple:
{% include "subject_file_upload.html" with form=form foo=bar %}
The documentation for include mentions this. It also mentions that you can use only to render the template with the given variables only, without inheriting any other variables.
Thank you @Besnik
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Where to store global constants in an iOS application?
...eates the same static string 300,000 times and will only create it once. @"foo" is not the same as [[NSString alloc] initWithCString:"foo"].
– Abhi Beckert
Jul 19 '13 at 14:17
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