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Command substitution: backticks or dollar sign / paren enclosed? [duplicate]
What's the preferred way to do command substitution in bash?
3 Answers
3
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ListView inside ScrollView is not scrolling on Android
... ScrollView . I have an Activity which has some EditTexts in the top part and then a tab host with two tabs which have one ListView each. When the EditText views are focused, the soft keyboard comes up and as I have a ScrollView, the content is scrollable. But the problem comes when there are more...
Generating a drop down list of timezones with PHP
... site in the users preferred timezone. Below are two lists that I found and then one method using the built in PHP DateTime class in PHP 5.
...
Design for Facebook authentication in an iOS app that also accesses a secured web service
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I just dealt with this myself, and here's the part that bit me:
In your step 5... It's possible for a user to register for an account with you entirely separate from their Facebook ID, right? Then some other time they log in with Facebook.... And you just...
Jackson and generic type reference
...is a well-known problem with Java type erasure: T is just a type variable, and you must indicate actual class, usually as Class argument. Without such information, best that can be done is to use bounds; and plain T is roughly same as 'T extends Object'. And Jackson will then bind JSON Objects as Ma...
How do you stretch an image to fill a while keeping the image's aspect-ratio?
... The solution is almost right, you just have to invert the height and width in the css : if the image is 'tall', then the width should be 100% not the height (wich will be bigger and overflowing). The other way around for the wide photos.
– mbritto
Ju...
How do I replace text inside a div element?
...t dynamically. What is the best, browser safe approach? I have prototypejs and scriptaculous available.
14 Answers
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Converting many 'if else' statements to a cleaner approach [duplicate]
...erent converters other than convertingToMp3? I also have converter for Ogg and Wav. I feel kinda lost though, whati f I want to add an Ogg Converter
– user962206
Jan 3 '13 at 10:27
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How can I have a newline in a string in sh?
... page:
Words of the form $'string' are treated specially. The word expands to
string, with backslash-escaped characters replaced as specified by the
ANSI C standard. Backslash escape sequences, if present, are decoded
as follows:
\a alert (bell)
\b backs...
Check if a Bash array contains a value
...ince array_to_string_internal() in array.c still loops over array elements and concatenates them into a string, it's probably not more efficient than the looping solutions proposed, but it's more readable.
if [[ " ${array[@]} " =~ " ${value} " ]]; then
# whatever you want to do when array conta...