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Dynamic constant assignment
..."blah"
If you really want to change the value of a constant in a method, and your constant is a String or an Array, you can 'cheat' and use the #replace method to cause the object to take on a new value without actually changing the object:
class MyClass
BAR = "blah"
def cheat(new_bar)
B...
What's the concept of and differences between Framebuffer and Renderbuffer in OpenGL?
I'm confused about concept of Framebuffer and Renderbuffer. I know that they're required to render, but I want to understand them before use.
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How do I get the backtrace for all the threads in GDB?
Is there an equivalent command in GDB to that of WinDbg's "!process 0 7"?
2 Answers
2
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JavaScript: client-side vs. server-side validation
...k to the average user. For example, if they enter an invalid email address and move to the next field, you can show an error message immediately. That way the user can correct every field before they submit the form.
If you only validate on the server, they have to submit the form, get an error mes...
“aapt” IOException error=2, No such file or directory" why can't I build my gradle on jenkins?
...e following similar error on Ubuntu 13.10:
Cannot run program "/usr/local/android-sdk-linux/build-tools/19.0.3/aapt": error=2, No such file or directory
And this answer fixed it for me:
To get aapt working (this fixed my issues with the avd as well) just install these two packages:
sudo apt-g...
What's the difference between io.sockets.emit and broadcast?
What's the difference between io.sockets.emit and socket.broadcast.emit? Is it only that broadcast emits to everyone BUT the socket that sends it?
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Can't find a “not equal” css attribute selector
...v foo="z">ZZZ</div>
div:not([foo='']) will select both the first and second div elements. If you only want div elements that have an attribute foo that is set to an empty string, you should use:
div[foo]:not([foo=''])
If you want all elements with attribute foo that is neither y nor z, y...
Format LocalDateTime with Timezone in Java8
...ern symbol Z). So the formatter tries to access an unavailable information and has to throw the exception you observed.
Solution:
Use a type which has such an offset or timezone information. In JSR-310 this is either OffsetDateTime (which contains an offset but not a timezone including DST-rules)...
Creating a JavaScript cookie on a domain and reading it across sub domains
...
Just set the domain and path attributes on your cookie, like:
<script type="text/javascript">
var cookieName = 'HelloWorld';
var cookieValue = 'HelloWorld';
var myDate = new Date();
myDate.setMonth(myDate.getMonth() + 12);
document.cookie...
Typical AngularJS workflow and project structure (with Python Flask)
...ke? Do people start with developing a client-side application in AngularJS and then hooking up the back-end to it?
6 Answer...