大约有 40,000 项符合查询结果(耗时:0.0421秒) [XML]

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How do I view the list of functions a Linux shared library is exporting?

...AL DEFAULT UND 1: 00000000 0 FUNC GLOBAL DEFAULT UND pthread_mutex_unlock@GLIBC_2.0 (4) 2: 00000000 0 FUNC GLOBAL DEFAULT UND pthread_mutex_destroy@GLIBC_2.0 (4) 3: 00000000 0 NOTYPE WEAK DEFAULT UND _ITM_deregisterTMCloneTable 4: 00000000 0 FUNC ...
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What's the difference between HEAD^ and HEAD~ in Git?

...f thumb Use ~ most of the time — to go back a number of generations, usually what you want Use ^ on merge commits — because they have two or more (immediate) parents Mnemonics: Tilde ~ is almost linear in appearance and wants to go backward in a straight line Caret ^ suggests an interesting s...
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Repeat a task with a time delay?

...er()); private Runnable mStatusChecker; private int UPDATE_INTERVAL = 2000; /** * Creates an UIUpdater object, that can be used to * perform UIUpdates on a specified time interval. * * @param uiUpdater A runnable containing the update ro...
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Python Create unix timestamp five minutes in the future

... Now in Python >= 3.3 you can just call the timestamp() method to get the timestamp as a float. import datetime current_time = datetime.datetime.now(datetime.timezone.utc) unix_timestamp = current_time.timestamp() # works if Python >= 3.3 unix_timestamp_pl...
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mysqli or PDO - what are the pros and cons? [closed]

...nvincing somebody works better with a killer feature. So there it is: A really nice thing with PDO is you can fetch the data, injecting it automatically in an object. If you don't want to use an ORM (cause it's a just a quick script) but you do like object mapping, it's REALLY cool : class Student...
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Fastest way to determine if an integer's square root is an integer

... CPU (x86) and programming language (C/C++). Your results may vary, especially because I don't know how the Java factor will play out. My approach is threefold: First, filter out obvious answers. This includes negative numbers and looking at the last 4 bits. (I found looking at the last six di...
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Compiling Java 7 code via Maven

... Check the mvn script in your maven installation to see how it's building the command. Perhaps you or someone else has hard-coded a JAVA_HOME in there and forgotten about it. share ...
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Windows x64编程中寄存器的使用 - C/C++ - 清泛网 - 专注C/C++及内核技术

... DWORD dwReadSize; hFile = CreateFile(szFileName, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL); ... ... } CreateFile() 的参数有 7 个,那么看看 VC 是怎样安排参数传递: void EditTextFile(HWND hEdit, LPCTSTR szF...
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What does @: (at symbol colon) mean in a Makefile?

...nd nothing gets done. For example (from Linux's scripts/Makefile.clean): __clean: $(subdir-ymn) ifneq ($(strip $(__clean-files)),) +$(call cmd,clean) endif ifneq ($(strip $(__clean-dirs)),) +$(call cmd,cleandir) endif ifneq ($(strip $(clean-rule)),) +$(clean-rule) endif @: ...
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Sorting object property by values

...ou like, thus achieving exactly what you set out to do. That would work in all the browsers I know of, but it would be dependent on an implementation quirk, and could break at any time. You should never make assumptions about the order of elements in a JavaScript object. var objSorted = {} sortable....