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Is There a Better Way of Checking Nil or Length == 0 of a String in Ruby?
...m convenient, but most of the time I have found that this situation arises from trying to cover up deeper bugs.
Your code should stick to a particular protocol on the use of strings, and you should understand the use of the protocol in library code and in the code you are working with.
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Convert boolean to int in Java
...to vote for such cool answers !
Edit
By the way, I often saw conversions from a boolean to an int for the sole purpose of doing a comparison of the two values (generally, in implementations of compareTo method). Boolean#compareTo is the way to go in those specific cases.
Edit 2
Java 7 introduced...
Display current time in 12 hour format with AM/PM
...d but you can try something like: in your full date string, call substring from (length - 4) to (length -1) and save it in a variable_original then create a new variable_modified that will use the first created variable_original and replaces ".m" with "m", then call the method toUpperCase after that...
How do I convert array of Objects into one Object in JavaScript?
...(obj, item) => (obj[item.key] = item.value, obj) ,{});
Here we benefit from comma operator, it evaluates all expression before comma and returns a last one(after last comma). So we don't copy obj each time, rather assigning new property to it.
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How to put space character into a string name in XML?
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This will add a non-breakable space. It is different from a regular space and will not work well with certain functions (XPath's normalize-space, for example). Try using   (regular space) instead of  . @toobsco42
– shwartz
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Change the font of a UIBarButtonItem
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Because UIBarButtonItem inherits from UIBarItem, you can try
- (void)setTitleTextAttributes:(NSDictionary *)attributes
forState:(UIControlState)state
but this is for iOS5 only. For iOS 3/4, you will have to use a custom view.
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Gem::LoadError for mysql2 gem, but it's already in Gemfile
... it's the wrong command and could have unintended consequences. (To revert from bundle update, run git checkout -- Gemfile.lock)
– Nick
Jun 8 '16 at 18:00
add a comment
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C# - How to get Program Files (x86) on Windows 64 bit
... Very helpful! this just saved me hours of work! and saved people from having to use my code. It's great when things work out of the box!
– David Silva Smith
Feb 5 '10 at 15:00
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Is there any free OCR library for Android? [closed]
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Tesseract will not be a short walk from C to java. The code I've seen is highly idiomatic 80's C and not easily transportable to other languages.
– plinth
Dec 21 '09 at 15:16
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unable to install pg gem
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Confirmation, from the pg gem Wiki homepage: "On Ubuntu, /usr/bin/pg_config is provided by the libpq-dev package."
– Mark Berry
Oct 5 '11 at 0:28
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