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Declaring variables inside loops, good practice or bad practice?
...instead of :
int result;
(...)
result = f1();
if (result) then { (...) }
(...)
result = f2();
if (result) then { (...) }
it's safer to write :
(...)
{
int const result = f1();
if (result) then { (...) }
}
(...)
{
int const r...
Get just the filename from a path in a Bash script [duplicate]
...
#this regex matches a string not containing / and ends with a period
#then at least one word character
#so its useful if you have an extension
regex="[^/]*\.\w{1,}"
#usage
grep -oP "$regex" <<< $StrFP
#alternatively you can get a little more complicated and use lookarounds
#t...
How can I make an entire HTML form “readonly”?
...readonly, for example:
checkboxes
radio boxes
file upload
...more..
Then the reasonable solution would be to set all form elements' disabled attributes to true, since the OP did not state that the specific "locked" form should be sent to the server (which the disabled attribute does not allow...
Keep overflow div scrolled to bottom unless user scrolls up
... following HTML:
<div id="out" style="overflow:auto"></div>
Then we can check if it scrolled to the bottom with:
var out = document.getElementById("out");
// allow 1px inaccuracy by adding 1
var isScrolledToBottom = out.scrollHeight - out.clientHeight <= out.scrollTop + 1;
scrol...
Java optional parameters
...s the limitations of the previous approaches you can allow null values and then analyze each parameter in a method body:
void foo(String a, Integer b, Integer c) {
b = b != null ? b : 0;
c = c != null ? c : 0;
//...
}
foo("a", null, 2);
Now all arguments values must be provided, but ...
RESTful Services - WSDL Equivalent
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@dana: Seems not much point in writing a service that then requires you to also write the client?
– BlueChippy
Oct 10 '12 at 7:11
add a comment
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Git authentication fails after enabling 2FA
... by run this for one time only:
$ git config credential.helper store
and then your future git password(s) will be stored in ~/.git-credentials, in plaintext, using the format https://user:PlaintextPassword@example.com.
Storing password(s) in plaintext would normally be considered as a security ri...
Vagrant error : Failed to mount folders in Linux guest
... This is the only thing that fixed it for me. After I did this then the guests VboxAdditions updated, and matched my host. And all we fine without a hitch. I just have to maintain equal versions on both guest and host. Thanks for the pointer @karlingen
– Rixhers Aja...
Is it possible to use “/” in a filename?
...
But then what if the user uses those actual characters in his file/dir names? We need a generic escaping solution. Too bad Linux’s normal code doesn’t support any, as it literally matches on ASCII 0x2F. ASCII is a big no-no s...
jQuery AJAX submit form
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oooh I see, I then add this string to the end of the URL in the get call. I was thinking PHP serialize. Sorry. Thanks!
– Nathan H
Dec 25 '09 at 1:56
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