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How to serialize a TimeSpan to XML
... approach you've posted; it is (for example) efficient (no complex parsing etc), culture independent, unambiguous, and timestamp-type numbers are easily and commonly understood.
As an aside, I often add:
[Browsable(false), EditorBrowsable(EditorBrowsableState.Never)]
This just hides it in the UI...
How to 'grep' a continuous stream?
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Turn on grep's line buffering mode when using BSD grep (FreeBSD, Mac OS X etc.)
tail -f file | grep --line-buffered my_pattern
You don't need to do this for GNU grep (used on pretty much any Linux) as it will flush by default (YMMV for other Unix-likes such as SmartOS, AIX or QNX).
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When should iteritems() be used instead of items()?
...lazy" - i.e. map is now effectively itertools.imap, zip is itertools.izip, etc.
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Scala: Abstract types vs generics
...l need to subclass Buffer—they can just use Buffer[Any], Buffer[String], etc.
If you use an abstract type, then people will be forced to create a subclass. People will need classes like AnyBuffer, StringBuffer, etc.
You need to decide which is better for your particular need.
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MySQL SELECT only not null values
...r. Right now when I select * I get val1,val2,val3,null,val4,val5,null,null etc.... but I just want to get the values that are not null in my result. Is this possible without filtering with a loop?
– bryan sammon
Mar 12 '11 at 21:06
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PHP session lost after redirect
...o check the knowledge base of your hosting provider (also try their forums etc). For companies like FatCow and iPage, they require you to specify session_save_path. So like this:
session_save_path('"your home directory path"/cgi-bin/tmp');
session_start();
(replace "your home directory path" with...
JetBrains / IntelliJ keyboard shortcut to collapse all methods
..., which works for code such as PHP but not for JavaScript (nested closures etc.)
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How can I convert a comma-separated string to an array?
...ar temp = new Array();
// This will return an array with strings "1", "2", etc.
temp = str.split(",");
Adding a loop like this,
for (a in temp ) {
temp[a] = parseInt(temp[a], 10); // Explicitly include base as per Álvaro's comment
}
will return an array containing integers, and not strings.
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Any way to delete in vim without overwriting your last yank? [duplicate]
... I would prefer nnoremap d "_d so dd remains dd and likewise d$ etc.
– abhishek77in
Oct 16 '13 at 8:44
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Pretty graphs and charts in Python [closed]
...ackends for Tk, Qt, Wx, Cocoa, and many image types such as PDF, EPS, PNG, etc.). The main advantages of Chaco are its speed relative to Matplotlib and its integration with Enthought's Traits API for interactive applications.
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