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What does the caret (‘^’) mean in C++/CLI?
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From MSDN, it looks like the caret means you are getting a handle to the type being created.
https://web.archive.org/web/20150117095313/http://msdn.microsoft.com/en-us/library/te3ecsc8%28VS.80%29.aspx
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how do I initialize a float to its max/min value?
...reach an extreme. To find the smallest non-zero value, we can subtract one from each for the comparison. Any zero values will "wrap around" to the largest possible value for the type, but the relationship between other values will be retained. After we're done, we obviously add one back to the value...
How do I resize a Google Map with JavaScript after it has loaded?
...google.maps.event.trigger(map, "resize"); doesn't have any effect starting from version 3.32
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JavaScript: empty array, [ ] evaluates to true in conditional structures. Why is this?
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From http://www.sitepoint.com/javascript-truthy-falsy/
The following values are always falsy:
false
0 (zero)
"" (empty string)
null
undefined
NaN (a special Number value meaning Not-a-Number!)
All other values are truthy...
Adding a user to a group in django
...Group model with the name of the group, then add the user to the user_set
from django.contrib.auth.models import Group
my_group = Group.objects.get(name='my_group_name')
my_group.user_set.add(your_user)
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Maven equivalent for python [closed]
...It can rollback failed installations and also uninstall (something missing from easy_install/setuptools). In addition, you can specify dependencies through a requirements text file.
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App Inventor Tutorials and Examples: Dynamic Table Layout | Pura Vida Apps
...iter, for example | var delimiter = ","; // get the table to display from the window.AppInventor object and split at new line var urlArray = window.AppInventor.getWebViewString().split("\n"); //var urlArray = location.search.slice(1).split("/n"); var doc = document; var fragment = ...
Should logger be private static or not
...ogger as static prevents the declaring class (and associated classloaders) from being garbage collected in J2EE containers that use a shared classloader. This will result in PermGen errors if you redeploy your application enough times.
I don't really see any way to work around this classloader leak...
Java: function for arrays like PHP's join()?
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Starting from Java8 it is possible to use String.join().
String.join(", ", new String[]{"Hello", "World", "!"})
Generates:
Hello, World, !
Otherwise, Apache Commons Lang has a StringUtils class which has a join function which wi...
TypeScript “this” scoping issue when called in jquery callback
...de the original method on the prototype, and instead yield a bound version from the
// instance itself. The original method will no longer be accessible. Inside a getter, 'this' will refer to the instance.
var instance = this;
Object.defineProperty(instance, propKey.toString(), {
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