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Limit a stream by a predicate
...le, you can't necessarily parallelize such an operation, as you have to look at elements in order.
The API doesn't provide an easy way to do it, but what's probably the simplest way is to take Stream.iterator(), wrap the Iterator to have a "take-while" implementation, and then go back to a Splitera...
Python loop counter in a for loop [duplicate]
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Use enumerate() like so:
def draw_menu(options, selected_index):
for counter, option in enumerate(options):
if counter == selected_index:
print " [*] %s" % option
else:
print " [ ] %s" % option
...
Whether a variable is undefined [duplicate]
...if(page_name != '')
For other variables that don't come from something like jQuery.val() you would do this though:
if(typeof page_name != 'undefined')
You just have to use the typeof operator.
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How to copy files across computers using SSH and MAC OS X Terminal [closed]
...ing to copy my .profile, .rvm and .ssh folders/files to a new computer and keep getting a "not a regular file" response. I know how to use the cp and ssh commands but I'm not sure how to use them in order to transfer files from one computer to another.
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Get jQuery version from inspecting the jQuery object
...lly getting added to my page and I cannot see any reference to it in my markup. If I inspect it in my browser's console, it's there.
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How to determine equality for two JavaScript objects?
...e equal. However, is there a way to tell if two objects are equal, much like the hash code value in Java?
64 Answers
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Operator Overloading with C# Extension Methods
...C# StringBuilder class. Specifically, given StringBuilder sb , I'd like sb += "text" to become equivalent to sb.Append("text") .
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How to set Sqlite3 to be case insensitive when string comparing?
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b
A
The optimiser can also potentially make use of the index for case-insensitive searching and matching on the column. You can check this using the explain SQL command, e.g.:
sqlite> explain select Text_Value from Test where Text_Value = 'b';
addr ...
What is InputStream & Output Stream? Why and when do we use them?
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What is a "Stream" ?
– Koray Tugay
Jun 28 '14 at 15:44
56
@KorayTug...
How can a web application send push notifications to iOS devices? [closed]
I'm working on a web app. How can I send push notifications to iOS users when there is new content?
11 Answers
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