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Is it safe to remove selected keys from map within a range loop?
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Sebastian's answer is accurate, but I wanted to know why it was safe, so I did some digging into the Map source code. It looks like on a call to delete(k, v), it basically just sets a flag (as well as changing the count value) instead of actually deleting the value:
b->...
What are the differences between the BLOB and TEXT datatypes in MySQL?
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TEXT is going to be replaced with Varchar(MAX) but for now depending on your version of mysql use TEXT for large text posts such as blog body posts etc. BLOB shouldn't be used for storing very long URL addresses or large amounts of text. It's normally used to store images or othe...
How to make my font bold using css?
...-weight: bold;
}
</STYLE>
</HEAD>
<BODY>
Body text is now bold.
</BODY>
</HTML>
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“Unknown class in Interface Builder file” error at runtime
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Despite the "Unknown class MyClass in Interface Builder file." error printed at runtime, this issue has nothing to do with Interface Builder, but rather with the linker, which is not linking a class because no code uses it directly.
When th...
How do you tell someone they're writing bad code? [closed]
... way of doing things they might just decide to stick with the method they know. A compromise would be good, saying how you would do it and then subtly adding why your method is faster/better/etc.
– Mike B
Aug 5 '09 at 19:55
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What is the “right” way to iterate through an array in Ruby?
... may seem like a lot to remember, but don't worry, you can get by without knowing all of them. But as you start to learn and use the different methods, your code will become cleaner and clearer, and you'll be on your way to Ruby mastery.
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How to choose the right bean scope?
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@KishorPrakash: a while is now 6 months ago. ;-)
– Kukeltje
Nov 1 '19 at 10:22
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Which is best way to define constants in android, either static class, interface or xml resource?
...K_DURATION = 5000;
public static final int BANNER_FETCH_LIMIT = 3;
}
Now we can use above constants in following way.
Constant.NOTICE_BUTTON_BLINK_DURATION
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WCF timeout exception detailed investigation
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@Jason: If you are server programmer you know how much important to maintain the scalability of server in your hands and also one who is currently suffering the concurrency problem even after using above. Please if you can look into the following question stackoverfl...
Calculating width from percent to pixel then minus by pixel in LESS CSS
...ck, dude! Thank you for those examples and explanations. Do you happen to know how I could divide an unkown width of a container (let's call it div.categories) into 4 equal parts, using LESS?
– Shawn Spencer
Feb 10 '15 at 19:13
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