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Android RelativeLayout programmatically Set “centerInParent”
... this answer can be used in animations? Like for instance animate an image from a relative left offset to a centered position etc.
– Jonny
Nov 5 '12 at 11:40
27
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java.lang.IllegalArgumentException: View not attached to window manager
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I too get this error sometimes when I dismiss dialog and finish activity from onPostExecute method. I guess sometimes activity gets finished before dialog successfully dismisses.
Simple, yet effective solution that works for me
@Override
protected void onPostExecute(MyResult result) {
try {
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JS: Check if date is less than 1 hour ago?
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then you can do
((new Date) - myDate) < ONE_HOUR
To get one hour from a date, try
new Date(myDate.getTime() + ONE_HOUR)
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sqlalchemy unique across multiple columns
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Extract from the documentation of the Column:
unique – When True, indicates that this column contains a unique
constraint, or if index is True as well, indicates that the Index
should be created with the unique flag. To spe...
RegEx backreferences in IntelliJ
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IntelliJ uses $1 for replacement backreferences.
From IntelliJ's help:
For more information on regular expressions and their syntax, refer to documentation for java.util.regex Back references should have $n, rather than \n format.
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UIView with rounded corners and drop shadow?
...and other properties before calling addShadow.
After that, just call this from viewDidLoad like this:
button.addShadow(offset: CGSize.init(width: 0, height: 3), color: UIColor.black, radius: 2.0, opacity: 0.35)
Final result:
Super easy and simple!
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Cassandra port usage - how are the ports used?
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For posterity, this annoyance should be fixed, from Cassandra 2.0.8 onward according to this ticket. The default cassandra-env.sh now sets the com.sun.management.jmxremote.rmi.port property to the same value as the main JMX port so that random ports are not used.
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Using Ajax.BeginForm with ASP.NET MVC 3 Razor
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David's issue is almost always caused from not including the jqueryval bundle which contains the unobtrusive ajax code. Be very careful with this approach you posted otherwise you'll get one post and then your form is hosed since you've just replaced it. You then...
Save file to specific folder with curl command
In a shell script, I want to download a file from some URL and save it to a specific folder. What is the specific CLI flag I should use to download files to a specific folder with the curl command, or how else do I get that result?
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How do I determine whether an array contains a particular value in Java?
... is roughly constant. At least for arrays up to 2^30. There may be affects from, say, hardware caches which the big-O analysis ignores. Also assumes the hash function is working effectively.
– Tom Hawtin - tackline
Sep 9 '14 at 23:51
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