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What to return if Spring MVC controller method doesn't return value?
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In case runtime exception happen in between, HTTP 500 will be returned and not 200. So if your front end handle failure, the exception/error message will be displayed correctly.
– Lee Chee Kiam
Aug...
LINQ: Select an object and change some properties without creating a new object
...devil +1 for you - don't you just hate the disparity? This isn't the first time I have run into a situation where code only works for Linq to Object and not Linq to SQL/EF. This might be a solution here, but I haven't tried to use it yet because I don't have the time.
– dyslexi...
How to define a two-dimensional array?
...above comments are not exactly true: [0]*5 still creates a sequence with 5 times a reference to the same Object representing the number 0. But you will never notice this because 0 is immutable (I would say 0 behaves like a value - or you might think of it as a primitive data type - because it is imm...
Error: Cannot pull with rebase: You have unstaged changes
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I'm literally having this every single time, just recently. Before, pulling files that doesn't affect your current changes is fine but now, it requires everything you've change to stash. I cannot even push, I'm forced to use git push -f
– Kar...
“for” vs “each” in Ruby
...ons. Hence each blocks refer to the same n which has a value of quz by the time the loop ends. Bug!
In an each loop a fresh variable n is defined for each iteration, for example above the variable n is defined three separate times. Hence each block refer to a separate n with the correct values.
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How do I make a Mac Terminal pop-up/alert? Applescript?
...wo hours goes aswell
sudo su
clear; echo "\n\nPreparing for a sleep when timers done \n"; MIN=60*2 && for i in $(seq $(($MIN*60)) -1 1); do printf "\r%02d:%02d:%02d" $((i/3600)) $(( (i/60)%60)) $((i%60)); sleep 1; done; echo "\n\n Time to sleep zzZZ"; afplay /System/Library/Sounds/Funk.a...
How does Java Garbage Collection work with Circular References?
...clic-referenced) it will be subjected to garbage collection.
Ofcourse sometimes this may led to memory leak if programmer forgets to dereference an object.
Source : Java Memory Management
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How to generate a git patch for a specific commit?
...ke --base patch-id output stable
We weren't flushing the context each time we processed a hunk in the
patch-id generation code in diff.c, but we were doing that when we
generated "stable" patch-ids with the 'patch-id' tool.
Let's port that similar logic over from patch-id.c into diff....
Vim: apply settings on files in directory
... for years, I've never had a close look at the other implementations. From time to time I receive a bug report which I eventually take into account. BTW, my version is implemented to be triggered before mu-template in order to set project-specific variables before expanding templates (which is quite...
What is P99 latency?
... are running a race then 99 students should complete the race in "latency" time.
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