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What's the difference between Git Revert, Checkout and Reset?

...the history. git reset This command is a little more complicated. It actually does a couple of different things depending on how it is invoked. It modifies the index (the so-called "staging area"). Or it changes which commit a branch head is currently pointing at. This command may alter existing h...
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When is -XAllowAmbiguousTypes appropriate?

... should be able to follow functional dependencies in order to disambiguate all the other types used in the context, namely sup and fi. And indeed, the f -> internal functional dependency in SyntacticN uses our f to disambiguate our fi, and thereafter the f -> sig sym functional dependency in A...
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为什么编译好的libcurl静态lib用不了? - C/C++ - 清泛网 - 专注C/C++及内核技术

...an application that uses the static libcurl library, you must add -DCURL_STATICLIB to your CFLAGS. Otherwise the linker will look for dynamic import symbols. If you get linker error like "unknown symbol __imp__curl_easy_init ..." you have linked against the wrong (static) library. If you...
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How to detect shake event with android?

...CCELEROMETER) { long curTime = System.currentTimeMillis(); // only allow one update every 100ms. if ((curTime - lastUpdate) > 100) { long diffTime = (curTime - lastUpdate); lastUpdate = curTime; x = values[SensorManager.DATA_X]; y = values[SensorManager.DATA_Y...
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Why is a ConcurrentModificationException thrown and how to debug it

...his will throw a ConcurrentModificationException when the it.hasNext() is called the second time. The correct approach would be Iterator it = map.entrySet().iterator(); while (it.hasNext()) { Entry item = it.next(); it.remove(); } Assuming this iterator supports the remo...
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How do I join two lines in vi?

...ou join lines as is -- without adding or removing whitespaces: S<Switch_ID>_F<File type> _ID<ID number>_T<date+time>_O<Original File name>.DAT Result: S<Switch_ID>_F<File type>_ID<ID number>_T<date+time>_O<Original File name>.DAT With...
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How to use mod operator in bash?

... answered Mar 31 '14 at 4:06 h__h__ 81588 silver badges1818 bronze badges ...
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Difference between objectForKey and valueForKey?

...ex). valueForKey: is a KVC method. It works with ANY class. valueForKey: allows you to access a property using a string for its name. So for instance, if I have an Account class with a property accountNumber, I can do the following: NSNumber *anAccountNumber = [NSNumber numberWithInt:12345]; Acco...
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RESTful URL design for search

...lue&doors=4&type=sedan #I don't recommend using &* Or basically anything what isn't a slash as explained above. The formula: /cars[?;]color[=-:]blue[,;+&], * though I wouldn't use the & sign as it is unrecognizable from the text at first glance. ** Did you know that passi...
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windows service vs scheduled task

...ust need to figure out how to support failover... Original Answer: I'm really not a fan of Windows Scheduler. The user's password must be provided as @moodforall points out above, which is fun when someone changes that user's password. The other major annoyance with Windows Scheduler is that it r...