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Cache Invalidation — Is there a General Solution?
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What you are talking about is lifetime dependency chaining, that one thing is dependent on another which can be modified outside of it's control.
If you have an idempotent function from a, b to c where, if a and b are the same then c is the same but the cost...
Open files in 'rt' and 'wt' modes
Several times here on SO I've seen people using rt and wt modes for reading and writing files.
4 Answers
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How to Turn Off Showing Whitespace Characters in Visual Studio IDE
... @Vintharas: It exists because people like me keep it on ALL THE TIME, because we like always being aware of what we're inserting or how we're changing the file. Gives us more casual control over our environment. There are also cases where it's actually critical, such as inside strings t...
Why use prefixes on member variables in C++ classes
...ad and unfair association with System Hungarian), and this is a very handy timesaving and bug-reducing approach.
I use:
m for members
c for constants/readonlys
p for pointer (and pp for pointer to pointer)
v for volatile
s for static
i for indexes and iterators
e for events
Where I wish to make...
Draw text in OpenGL ES
...currently looking into this solution, and I'm sure i'll find the answer in time, but does your implementation use any run time allocations?
– Nick Hartung
Dec 27 '12 at 18:16
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remove objects from array by object property
...);
}
}
All you need to do to fix the bug is decrement i for the next time around, then (and looping backwards is also an option):
for (var i = 0; i < arrayOfObjects.length; i++) {
var obj = arrayOfObjects[i];
if (listToDelete.indexOf(obj.id) !== -1) {
arrayOfObjects.splice...
A migration to add unique constraint to a combination of columns
...it doesn't scale. Two servers could run the same data through at the same time (like a double tap on an api heavy app) I have two identical records in my DB right now and the model has the validation..
– baash05
Mar 17 '15 at 1:26
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Mvn install or Mvn package
...that location.
The clean helps with unneeded or removed stuff that can sometimes get in the way.
Rather then debug (some of the time) just start fresh all of the time.
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Wait one second in running program
...ead.Sleep is a poor implementation. It locks the UI etc. I personally like timer implementations since it waits then fires.
Usage: DelayFactory.DelayAction(500, new Action(() => { this.RunAction(); }));
//Note Forms.Timer and Timer() have similar implementations.
public static void Delay...
Finding JavaScript memory leaks with Chrome
...://jsfiddle.net/4QhR2/show/
I was never able to figure out how to use the Timeline and Profiler to track down memory leaks, until I read the following documentation. After reading the section entitled 'Object allocation tracker' I was able to use the 'Record Heap Allocations' tool, and track some s...