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What does Expression.Quote() do that Expression.Constant() can’t already do?
...on.
(Aside: I've just reviewed the code generator for delegate creation from quoted expression trees, and unfortunately a comment that I put into the code back in 2006 is still there. FYI, the hoisted outer parameter is snapshotted into a constant when the quoted expression tree is reified as a d...
How to deep copy a list?
...akes a copy of the outermost list, while still referencing the inner lists from the previous variable, hence, when you mutate the inner lists, the change is reflected in both the original list and the shallow copy.
– Sukrit Kalra
Jul 26 '13 at 8:29
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How can I change the color of AlertDialog title and the color of the line under it
...re: https://github.com/danoz73/QustomDialog
It should easily enable going from boring blue to exciting orange!
The project is basically an example of using a custom dialog builder, and in the example I created a custom view that seemed to cater to the IP Address example you give in your original...
What's the valid way to include an image with no src?
...e will do, but the following example encodes a GIF that is only 26 bytes - from http://probablyprogramming.com/2009/03/15/the-tiniest-gif-ever
<img src="data:image/gif;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=" width="0" height="0" alt="" />
Edit based on comment below:
Of course, you mu...
Seedable JavaScript random number generator
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Shouldn't the modulus be 2^31? I read this algorithm from wiki.
– Trantor Liu
May 8 '13 at 8:43
3
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Text Progress Bar in the Console [closed]
I wrote a simple console app to upload and download files from an FTP server using the ftplib.
31 Answers
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Android, How can I Convert String to Date?
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From String to Date
String dtStart = "2010-10-15T09:27:37Z";
SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss'Z'");
try {
Date date = format.parse(dtStart);
System.out.println(date);
} ...
Hibernate, @SequenceGenerator and allocationSize
... lastSourceValue.copy().multiplyBy( maxLo+1 )" is used to get a next id 10 from the 2 returned from the DB sequence. It seems only bothering thing was during the frequent server restart and this was my issue with the larger gap.
So, when we use the SEQUENCE ID, the inserted id in the table will no...
How to loop through a directory recursively to delete files with certain extensions
...At least as of today,) for f in /tmp/** will be enough. Includes the files from /tmp dir.
– phil294
Jun 13 '17 at 14:25
1
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An efficient way to transpose a file in Bash
...hape function in APL, comes with BSDs and OS X, but it should be available from package managers on other platforms.
A second option is to use Ruby:
ruby -e'puts readlines.map(&:split).transpose.map{|x|x*" "}'
A third option is to use jq:
jq -R .|jq -sr 'map(./" ")|transpose|map(join(" "))[...