大约有 15,600 项符合查询结果（耗时：0.0247秒） [XML]
SSL certificate rejected trying to access GitHub over HTTPS behind firewall
...SL_NO_VERIFY=true followed by running the clone operation resulted in this error: fatal: https://code.google.com/.../info/refs not found: did you run git update-server-info on the server? Maybe it will work after reboot?
– Jeff Axelrod
Sep 9 '11 at 17:32
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Python: Why is functools.partial necessary?
...ocking. :-) I'm not sure I'd go as far as Prof. Bauer and call it a design error, but it is hard for human programmers to completely switch between one way of thinking and another. (Or perhaps this is just my insufficient Python experience.)
– ShreevatsaR
Jul 1...
How can I open Windows Explorer to a certain directory from within a WPF app?
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yes, i was getting errors chasing that, didn't know about <strike>strike</strike> btw cool
– Edward Tanguay
Nov 17 '09 at 1:53
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What is the purpose of Looper and how to use it?
... Looper.loop();
} catch (Throwable t) {
Log.e(TAG, "halted due to an error", t);
}
}
}
Now we can use the handler in some other threads(say ui thread) to post the task on Looper to execute.
handler.post(new Runnable()
{
public void run() {
//This will be executed on thread using Looper.
...
How to check if a value exists in a dictionary (python)
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If your key does'nt exist, will return none value.
foo = d[key] # raise error if key doesn't exist
foo = d.get(key) # return none if key doesn't exist
Content relevant to versions less than 3.0 and greater than 5.0.
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Adding two Java 8 streams, or an extra element to a stream
... to type it in your IDE? Without .map(identity()) you will get compilation error. I want to return Stream<T> but statement: return Stream.of(streams).reduce(Stream.empty(),Stream::concat) returns Stream<? extends T>.(Someting<T> is subtype of Something<? extends T>, not the o...
Proper usage of Optional.ifPresent()
...es the need for you to ever call get() manually. Calling get() manually is error prone, as it is easy to forget to check isPresent first, but it's impossible for you to forget if you use ifPresent
– dustinroepsch
Dec 2 '19 at 21:47
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How to detect if JavaScript is disabled?
...g future browsers which you cannot currently test in), as they may perform error recovery in different ways.
– Quentin
Oct 27 '09 at 10:10
15
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Object-orientation in C
...just your pointers based on the proper offsets, which is really tricky and error-prone.
Another (tricky) thing you can do is change the dynamic type of an object at runtime! You just reassign it a new vtable pointer. You can even selectively change some of the virtual functions while keeping othe...
How Scalable is SQLite? [closed]
...I just remember slow page loads and occasionally getting a database locked error when trying to execute queries from the shell in sqlite. That said, I am running another site from SQLite just fine. The difference is that the site is static (i.e. I'm the only one that can change the database) and so ...