大约有 15,500 项符合查询结果（耗时：0.0323秒） [XML]
How do I parse command line arguments in Bash?
...ready3 that no GNU system is missing this (e.g. any Linux has it).
You can test for its existence with: getopt --test → return value 4.
Other getopt or shell-builtin getopts are of limited use.
The following calls
myscript -vfd ./foo/bar/someFile -o /fizz/someOtherFile
myscript -v -f -d -o/fizz...
Printing a variable memory address in swift
...s is not available on all types, here another example with a CInt
var testNumber : CInt = 289
takesInt(&testNumber)
Where takesInt is a C helper function like this
void takesInt(int *intptr)
{
printf("%p", intptr);
}
On the Swift side, this function is takesInt(intptr: CMutable...
Dynamically updating plot in matplotlib
...e code below:
import joystick as jk
import numpy as np
import time
class test(jk.Joystick):
# initialize the infinite loop decorator
_infinite_loop = jk.deco_infinite_loop()
def _init(self, *args, **kwargs):
"""
Function called at initialization, see the doc
""...
What are the differences between double-dot “..” and triple-dot “…” in Git diff commit ranges?
...m graph tree
A0 <- A1 <- A2 <- A3 (master)
\
C0 <- C1 (test)
A picture is worth a thousand words, the difference between .. ... ^ is shown below.
$ git log master..test
# output C0 C1
$ git log ^master test
# output C0 C1
$ git log master…test
# output A1 A2 A3 C0 C1
...
How to get the pure text without HTML element using JavaScript?
...t;
<input type="button" onclick="txt_content()" value="Get Content (shortest)"/>
<p id='txt'>
<span class="A">I am</span>
<span class="B">working in </span>
<span class="C">ABC company.</span>
</p>
...
Validating with an XML schema in Python
...
lxml provides etree.DTD
from the tests on http://lxml.de/api/lxml.tests.test_dtd-pysrc.html
...
root = etree.XML(_bytes("<b/>"))
dtd = etree.DTD(BytesIO("<!ELEMENT b EMPTY>"))
self.assert_(dtd.validate(root))
...
implements Closeable or implements AutoCloseable
... finally block:
PrintWriter pw = null;
try {
File file = new File("C:\\test.txt");
pw = new PrintWriter(file);
} catch (IOException e) {
System.out.println("bad things happen");
} finally {
if (pw != null) {
try {
pw.close();
} catch (IOException e) {
}
}
}...
Center a DIV horizontally and vertically [duplicate]
...
@AlcubierreDrive: I could test it in all major modern browsers and iOS and it works well. I could not test in Android nor windows 8. I would appreciate if someone tells me. In IE8 it only works if the .content is smaller than the browser. It does not ...
Laravel Migration Change to Make a Column Nullable
...
This is breaking my tests. The tests start to run and then hang. I suppose the first rollback causes this. Causes hanging tests for MySQL as well as for SQLite.
– Thomas Praxl
Jul 19 '18 at 11:49
...
How can I get the button that caused the submit from the form submit event?
...
I created a test form and using Firebug found this way to get the value;
$('form').submit(function(event){
alert(event.originalEvent.explicitOriginalTarget.value);
});
Unfortunately, only Firefox supports this event.
...