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When should TaskCompletionSource be used?
AFAIK, all it knows is that at some point, its SetResult or SetException method is being called to complete the Task<T> exposed through its Task property.
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How do I create a readable diff of two spreadsheets using git diff?
We have a lot of spreadsheets (xls) in our source code repository. These are usually edited with gnumeric or openoffice.org, and are mostly used to populate databases for unit testing with dbUnit . There are no easy ways of doing diffs on xls files that I know of, and this makes merging extremely...
Java executors: how to be notified, without blocking, when a task completes?
...nnable tasks, and submit these to ExecutorService. Or, see below for a mechanism built into Java 8.
class CallbackTask implements Runnable {
private final Runnable task;
private final Callback callback;
CallbackTask(Runnable task, Callback callback) {
this.task = task;
this.callbac...
Is there a way to rename an Xcode 4 scheme?
I've been looking all over Xcode for this, but I can't find any place that allows you to rename an existing scheme in Xcode 4. Is this even possible?
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How to pass anonymous types as parameters?
...e reflection on T to do things
but other than that, it is quite hard to manipulate anonymous types - not least because they are immutable ;-p
Another trick (when extracting data) is to also pass a selector - i.e. something like:
Foo<TSource, TValue>(IEnumerable<TSource> source,
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Format floats with standard json module
I am using the standard json module in python 2.6 to serialize a list of floats. However, I'm getting results like this:
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Can I hide the HTML5 number input’s spin box?
Is there a consistent way across browsers to hide the new spin boxes that some browsers (such as Chrome) render for HTML input of type number? I am looking for a CSS or JavaScript method to prevent the up/down arrows from appearing.
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Ruby on Rails - Import Data from a CSV file
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@AlphaNico Create a question with your problem. That error is unrelated to this, your Model objects seem out of sync.
– unom
Feb 1 '17 at 19:57
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Is there a difference between using a dict literal and a dict constructor?
... answered Jul 7 '11 at 14:14
Daniel KluevDaniel Kluev
9,03711 gold badge3333 silver badges3636 bronze badges
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Differences between strong and weak in Objective-C
I'm new to Obj-C, so my first question is:
9 Answers
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