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How to exit from PostgreSQL command line utility: psql
...working in pgsql it'll work in most your other unix shells (python, mysql, etc). If you always do things the "standard" way in 'nix your brain will be less cluttered with trivia.
– hobs
Nov 7 '13 at 22:10
...
CSS3 Spin Animation
...ly shortens the code, the compiled CSS will include the necessary prefixes etc.
div
margin: 20px
width: 100px
height: 100px
background: #f00
+animation(spin 40000ms infinite linear)
+keyframes(spin)
from
+transform(rotate(0deg))
to
+transform(rotate(360deg))
...
JavaScript - Get minutes between two dates
...eters, see the moment.js documentation.
e.g.: "days", "hours", "minutes", etc.
http://momentjs.com/docs/
The CDN for moment.js is available here:
https://cdnjs
Does Java have buffer overflows?
... C# do not have these problems, but the specific virtual machines (JVM/CLR/etc) which actually run the code may.
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Is there a way to perform “if” in python's lambda
...ally, you can't have any keywords (except for operators like and, not, or, etc) in their body.
So, there's no way you could use a lambda for your example (because you can't use raise), but if you're willing to concede on that… You could use:
f = lambda x: x == 2 and x or None
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Import error: No module name urllib2
...
The above didn't work for me in 3.3. Try this instead (YMMV, etc)
import urllib.request
url = "http://www.google.com/"
request = urllib.request.Request(url)
response = urllib.request.urlopen(request)
print (response.read().decode('utf-8'))
...
About Android image and asset sizes
...ced these in density-specific folders (e.g. drawable-xhdpi, drawable-hdpi, etc.)
For reference, the pixel densities for these are:
ldpi | mdpi | tvdpi | hdpi | xhdpi | xxhdpi | xxxhdpi
120 | 160 | 213 | 240 | 320 | 480 | 640
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Generic type conversion FROM string
...ype(Type t, object value)
{
TypeConverter tc = TypeDescriptor.GetConverter(t);
return tc.ConvertFrom(value);
}
public static void RegisterTypeConverter<T, TC>() where TC : TypeConverter
{
TypeDescriptor.AddAttributes(typeof(T), new TypeConverterAttribu...
How do I clear all options in a dropdown box?
.... It may possibly indeed prove necessary in certain contexts (phone apps, etc.) ... this is beyond my paltry JS knowledge.
– mike rodent
Aug 9 '17 at 6:40
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Difference between jar and war in Java
...ses (at WEB-INF/classes (servlet goes there too)) .jsp files images, files etc.
All WAR content that is there in order to create a self-contained module.
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