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How to check if a process id (PID) exists
... a race condition.
If you want to ignore the text output of kill and do something based on the exit code, you can
if ! kill $pid > /dev/null 2>&1; then
echo "Could not send SIGTERM to process $pid" >&2
fi
...
Stretch and scale CSS background
...{
background-image: url(bg.jpg);
background-size: cover;
}
cover means stretching the image either vertically or horizontally so it never tiles/repeats.
That would work for Safari 3 (or later), Chrome, Opera 10+, Firefox 3.6+, and Internet Explorer 9 (or later).
For it to work with low...
alternatives to REPLACE on a text or ntext datatype
...ed to update/replace the data in datatable.column. The table has a field named Content . I'm using the REPLACE function. Since the column datatype is NTEXT , SQL Server doesn't allow me to use the REPLACE function.
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Ignore fields from Java object dynamically while sending as JSON from Spring MVC
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Add the @JsonIgnoreProperties("fieldname") annotation to your POJO.
Or you can use @JsonIgnore before the name of the field you want to ignore while deserializing JSON. Example:
@JsonIgnore
@JsonProperty(value = "user_password")
public String getUserPassword()...
Use different Python version with virtualenv
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I figured I'd mention that this works for virtualenvwrappers too: mkvirtualenv -p python2.6 env
– bias
May 28 '10 at 3:24
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Designer Added then removed by Visual Studio on load/unload
... StoredImageControl.cs . Anyone know how to shut this off as it is really messing up my revision control.
6 Answers
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How to cherry-pick multiple commits
...ick A..B
(Credit goes to damian, J. B. Rainsberger and sschaef in the comments)
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How do I convert a column of text URLs into active hyperlinks in Excel?
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Why does Android use Java? [closed]
OK, this should really be asked to someone from Google, but I just want other opinions.
9 Answers
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How to Compare Flags in C#?
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In .NET 4 there is a new method Enum.HasFlag. This allows you to write:
if ( testItem.HasFlag( FlagTest.Flag1 ) )
{
// Do Stuff
}
which is much more readable, IMO.
The .NET source indicates that this performs the same logic as the accepted an...