大约有 3,300 项符合查询结果（耗时：0.0146秒） [XML]
Java lib or app to convert CSV to XML file? [closed]
...ng-array>
<string>string</string>
<string>hello world</string>
</string-array>
<string-array>
<string>float1</string>
<string>1.0</string>
</string-array>
<string-array>
<strin...
Insert line after first match using sed
...
Try doing this using GNU sed:
sed '/CLIENTSCRIPT="foo"/a CLIENTSCRIPT2="hello"' file
if you want to substitute in-place, use
sed -i '/CLIENTSCRIPT="foo"/a CLIENTSCRIPT2="hello"' file
Output
CLIENTSCRIPT="foo"
CLIENTSCRIPT2="hello"
CLIENTFILE="bar"
Doc
see sed doc and search \a (append)
...
Windows batch: echo without new line
...Using set and the /p parameter you can echo without newline:
C:\> echo Hello World
Hello World
C:\> echo|set /p="Hello World"
Hello World
C:\>
Source
share
|
improve this answer
...
How to check if a variable is set in Bash?
...t. Then you can't assume that the variable is set.
– HelloGoodbye
Nov 12 '13 at 13:15
7
I agree, ...
Reuse a parameter in String.format?
Does the hello variable need to be repeated multiple times in the call to the format method or is there a shorthand version that lets you specify the argument once to be applied to all of the %s tokens?
...
Update value of a nested dictionary of varying depth
...ource
Here are a few test cases:
def test_deep_update():
source = {'hello1': 1}
overrides = {'hello2': 2}
deep_update(source, overrides)
assert source == {'hello1': 1, 'hello2': 2}
source = {'hello': 'to_override'}
overrides = {'hello': 'over'}
deep_update(source, ove...
Remove all whitespace in a string
... want to remove leading and ending spaces, use str.strip():
sentence = ' hello apple'
sentence.strip()
>>> 'hello apple'
If you want to remove all space characters, use str.replace():
(NB this only removes the “normal” ASCII space character ' ' U+0020 but not any other whitespace...
How do I write a “tab” in Python?
Let's say I have a file. How do I write "hello" TAB "alex"?
6 Answers
6
...
Create an enum with string values
...peScript 2.4
Now has string enums so your code just works:
enum E {
hello = "hello",
world = "world"
};
????
TypeScript 1.8
Since TypeScript 1.8 you can use string literal types to provide a reliable and safe experience for named string values (which is partially what enums are used f...
How to make System.out.println() shorter
... it:
void println(Object line) {
System.out.println(line);
}
println("Hello World");
IDE keyboard shortcuts
IntelliJ IDEA and NetBeans:
you type sout then press TAB, and it types System.out.println() for you, with the cursor in the right place.
Eclipse:
Type syso then press CTRL + SPACE.
Other...