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How to use chrome web inspector to view hover code
... pseudo-class style rules and force them on elements.
To see the rules like :hover in the Styles pane click the small dotted box button in the top right.
To force an element into :hover state, right click it.
Alternatively, you can use Event Listener Breakpoints sidebar pane in the Scripts p...
Wget output document and headers to STDOUT
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Joseph LustJoseph Lust
16.4k77 gold badges6969 silver badges7070 bronze badges
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How to assign colors to categorical variables in ggplot2 that have stable mapping?
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For simple situations like the exact example in the OP, I agree that Thierry's answer is the best. However, I think it's useful to point out another approach that becomes easier when you're trying to maintain consistent color schemes across multiple...
Force Screen On
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PLEASE DO NOT USE A WAKE LOCK
This requires that you give your app an additional permission, and it is very easy to introduce bugs where you accidentally remain holding the wake lock and thus leave the screen on.
It is far, far better to use the w...
Replace first occurrence of pattern in a string [duplicate]
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I think you can use the overload of Regex.Replace to specify the maximum number of times to replace...
var regex = new Regex(Regex.Escape("o"));
var newText = regex.Replace("Hello World", "Foo", 1);
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Validating parameters to a Bash script
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~/myfolder3/$1/thisisafolder
EOF
edit: I missed the part about checking if the directories exist at first, so I added that in, completing the script. Also, have addressed issues raised in comments; fixed the regular expression, switched from == to eq.
This should be a portable, POSIX compli...
How do you display JavaScript datetime in 12 hour AM/PM format?
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WasiF
10.7k88 gold badges6161 silver badges8484 bronze badges
answered Jan 17 '12 at 1:08
bbramebbrame
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Android List Preferences: have summary as selected value?
...e setSummary method in Java. For example:
<ListPreference
android:key="pref_list"
android:title="A list of preferences"
android:summary="%s"
android:entries="@array/pref_list_entries"
android:entryValues="@array/pref_list_entries_values"
android:defaultValue="0" />
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Most efficient way to make the first character of a String lower case?
What is the most efficient way to make the first character of a String lower case?
11 Answers
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How to avoid the “divide by zero” error in SQL?
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In order to avoid a "Division by zero" error we have programmed it like this:
Select Case when divisor=0 then null
Else dividend / divisor
End ,,,
But here is a much nicer way of doing it:
Select dividend / NULLIF(divisor, 0) ...
Now the only problem is to remember the NullIf bit, if I u...