大约有 40,000 项符合查询结果（耗时：0.0797秒） [XML]
Search and replace a line in a file in Python
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Note that files should be a string containing the file name, not a file object.
– atomh33ls
Aug 30 '13 at 10:00
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Escape single quote character for use in an SQLite query
...ES (123, 'Hello there''s');
Relevant quote from the documentation:
A string constant is formed by enclosing the string in single quotes ('). A single quote within the string can be encoded by putting two single quotes in a row - as in Pascal. C-style escapes using the backslash character are n...
What does the “static” modifier after “import” mean?
...classes. Where I used to have to do this:
import org.apache.commons.lang.StringUtils;
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if (StringUtils.isBlank(aString)) {
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I can do this:
import static org.apache.commons.lang.StringUtils.isBlank;
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if (isBlank(aString)) {
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Why do this() and super() have to be the first statement in a constructor?
...:
public class Foo extends Baz {
private final Bar myBar;
public Foo(String arg1, String arg2) {
// ...
// ... Some other stuff needed to construct a 'Bar'...
// ...
final Bar b = new Bar(arg1, arg2);
super(b.baz()):
myBar = b;
}
}
So basically construct an object b...
Text Progress Bar in the Console [closed]
...equired : total iterations (Int)
prefix - Optional : prefix string (Str)
suffix - Optional : suffix string (Str)
decimals - Optional : positive number of decimals in percent complete (Int)
length - Optional : character length of bar (Int)
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Why doesn't JUnit provide assertNotEquals methods?
...e of the test method, so descriptive message should be formed separately:
String msg = "Expected <" + foo + "> to be unequal to <" + bar +">";
assertFalse(msg, foo.equals(bar));
That is of course so tedious, that it is better to roll your own assertNotEqual. Luckily in future it will ...
p vs puts in Ruby
...ject, while puts does not. 1.9.3p125 :002 > (p "foo").class "foo" => String 1.9.3p125 :003 > (puts "foo").class foo => NilClass
– Darren Cheng
Nov 21 '12 at 22:15
2
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Query-string encoding of a Javascript Object
Do you know a fast and simple way to encode a Javascript Object into a string that I can pass via a GET Request?
40 Ans...
Get generic type of class at runtime
...t; of(Class<T> type) {...} and then call it as such: GenericClass<String> var = GenericClass.of(String.class). A bit nicer.
– Joeri Hendrickx
Aug 1 '16 at 20:04
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How do I tell if a regular file does not exist in Bash?
... you are free to edit my post and add it to the list. I guess you mean: -n String - Check if the length of the string isn't zero. Or do you mean file1 -nt file2 - Check if file1 is newer then file 2 (you can also use -ot for older then)
– BlueCacti
May 5 '14 at...