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Can an Option in a Select tag carry multiple values?
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I was actually wondering this today, and I achieved it by using the php explode function, like this:
HTML Form (in a file I named 'doublevalue.php':
<form name="car_form" method="post" action="doublevalue_action.php">
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Where is JAVA_HOME on macOS Mojave (10.14) to Lion (10.7)?
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With the Java optional package or Oracle JDK installed,
adding one of the following lines to your ~/.bash_profile file will set the environment variable accordingly.
export JAVA_HOME="$(/usr/libexec/java_home -v 1.6)"
or
export JAVA_HOME="$(/usr/libexec/java_home -v 1.7)...
How do I calculate the date in JavaScript three months prior to today?
...ch 31st the same day as one month before March 28th, 3 days earlier? This all depends on what you mean by "one month before". Go have a conversation with your product owner.
If you want to do like momentjs does, and correct these last day of the month errors by moving to the last day of the month...
Equivalent of jQuery .hide() to set visibility: hidden
...n example on how to support additional parameters of show (speed, easing, callback)?
– georg
Mar 8 '12 at 8:57
11
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Given two directory trees, how can I find out which files differ by content?
If I want find the differences between two directory trees, I usually just execute:
10 Answers
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How to remove unused C/C++ symbols with GCC and ld?
...scard unreferenced sections):
-Wl,--gc-sections
So if you had one file called test.cpp that had two functions declared in it, but one of them was unused, you could omit the unused one with the following command to gcc(g++):
gcc -Os -fdata-sections -ffunction-sections test.cpp -o test -Wl,--gc-se...
Autolayout - intrinsic size of UIButton does not include title insets
...o override any methods or set an arbitrary width constraint. You can do it all in Interface Builder as follows.
Intrinsic button width is derived from the title width plus the icon width plus the left and right content edge insets.
If a button has both an image and text, they’re centered as a gr...
How to create a file with a given size in Linux?
... Oh, that might be more efficient than my approach because it does it all in one block. Good idea.
– Paul Tomblin
Sep 26 '08 at 13:02
10
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How can I see what I am about to push with git?
...ys dry-run:
git push --dry-run
It will do everything except for the actually sending of the data.
If you want a more graphical view you have a bunch of options.
Tig and the gitk script that come with git both display the current branch of your local copy and the branch of the remote or origin....
How to make a cross-module variable?
...as if a global from any other module that includes __builtin__ -- which is all of them, by default.
a.py contains
print foo
b.py contains
import __builtin__
__builtin__.foo = 1
import a
The result is that "1" is printed.
Edit: The __builtin__ module is available as the local symbol __builtin...