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How to trim white spaces of array values in php
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array_map and trim can do the job
$trimmed_array = array_map('trim', $fruit);
print_r($trimmed_array);
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String contains - ignore case [duplicate]
... regex as regex is always expensive in terms of performance.
For official doc, refer to : StringUtils.containsIgnoreCase
Update :
If you are among the ones who
don't want to use Apache commons library
don't want to go with the expensive regex/Pattern based solutions,
don't want to create addi...
Logcat not displaying my log calls
...this for a while. Opened DDMS and I had an old emulator selected. Why it doesn't default to the currently running emulator is odd.
– Will Curran
Jun 14 '11 at 2:30
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Firefox ignores option selected=“selected”
If you change a dropdown and refresh the page, Firefox seems to ignore the selected attribute.
20 Answers
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Auto code completion on Eclipse
...ete options is taking too long to appear, the delay can be reduced from Windows -> Preferences -> Java -> Editor -> Content Assist -> Auto Activation delay (specify the reduced delay here).
Auto activation trigger for Java. Accessible in the same pane, this happens to be the . charact...
What integer hash function are good that accepts an integer hash key?
...wered Mar 20 '09 at 9:59
Rafał DowgirdRafał Dowgird
36.7k1010 gold badges7272 silver badges8989 bronze badges
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Rails find_or_create_by more than one attribute?
...create_by_member_id_and_group_id(4, 7)
(use find_or_initialize_by if you don't want to save the record right away)
Edit: The above method is deprecated in Rails 4. The new way to do it will be:
GroupMember.where(:member_id => 4, :group_id => 7).first_or_create
and
GroupMember.where(:mem...
Parse string to DateTime in C#
...e.Parse() will try figure out the format of the given date, and it usually does a good job. If you can guarantee dates will always be in a given format then you can use ParseExact():
string s = "2011-03-21 13:26";
DateTime dt =
DateTime.ParseExact(s, "yyyy-MM-dd HH:mm", CultureInfo.InvariantC...
npm install vs. update - what's the difference?
...s --dev flag is added
Why use npm install at all?
Because npm install does more when you look besides handling your dependencies in package.json.
As you can see in npm install you can ...
manually install node-modules
set them as global (which puts them in the shell's PATH) using npm install ...
Javascript Cookie with no expiration date
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Nope. That can't be done. The best 'way' of doing that is just making the expiration date be like 2100.
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