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Math functions in AngularJS bindings
...me cases will cause poor performance. That, and it's going to be harder to test.
If you're doing this as part of a static form, fine. The accepted answer will work, even if it isn't easy to test, and it's hinky.
If you want to be "Angular" about this:
You'll want to keep any "business logic" (i.e...
Returning unique_ptr from functions
...t has been given to that function.
The example could be like this:
class Test
{int i;};
std::unique_ptr<Test> foo1()
{
std::unique_ptr<Test> res(new Test);
return res;
}
std::unique_ptr<Test> foo2(std::unique_ptr<Test>&& t)
{
// return t; // this will p...
using awk with column value conditions
...answer, here's what I tried that worked:
awk '$8 ~ "ClNonZ"{ print $3; }' test
0.180467091
0.010615711
0.492569002
$ awk '$8 ~ "ClNonZ" { print $3}' test
0.180467091
0.010615711
0.492569002
What didn't work(I don't know why and maybe due to my awk version:),
$awk '$8 ~ "^ClNonZ$"{ print $3...
How to percent-encode URL parameters in Python?
...sing '' for safe will solve your first issue:
>>> urllib.quote('/test')
'/test'
>>> urllib.quote('/test', safe='')
'%2Ftest'
About the second issue, there is a bug report about it here. Apparently it was fixed in python 3. You can workaround it by encoding as utf8 like this:
&g...
How to implement if-else statement in XSLT?
...g <xsl:choose> tag:
<xsl:choose>
<xsl:when test="$CreatedDate > $IDAppendedDate">
<h2> mooooooooooooo </h2>
</xsl:when>
<xsl:otherwise>
<h2> dooooooooooooo </h2>
</xsl:otherwi...
Efficiently test if a port is open on Linux?
...ocesses, so 3,4,6,7,8, and 9 should be safe.
As per the comment below, to test for listening on a local server in a script:
exec 6<>/dev/tcp/127.0.0.1/445 || echo "No one is listening!"
exec 6>&- # close output connection
exec 6<&- # close input connection
To determine if som...
Retrieving the text of the selected in element
...return elt.options[elt.selectedIndex].text;
}
var text = getSelectedText('test');
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How to get rspec-2 to give the full trace associated with a test failure?
Right now if I run my test suite using rake spec I get an error:
6 Answers
6
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Test if remote TCP port is open from a shell script
I'm looking for a quick and simple method for properly testing if a given TCP port is open on a remote server, from inside a Shell script.
...
Is volatile expensive?
...bly code the run method looks something like:
# {method} 'run2' '()V' in 'Test2'
# [sp+0x10] (sp of caller)
0xb396ce80: mov %eax,-0x3000(%esp)
0xb396ce87: push %ebp
0xb396ce88: sub $0x8,%esp ;*synchronization entry
; - Test2::run2@-1 (...