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Android Fatal signal 11 (SIGSEGV) at 0x636f7d89 (code=1). How can it be tracked down?

...ll try to launch adb logcat and select the library path automatically. For now, you'll have to do these steps manually. As of now, ndk-stack doesn't handle libraries that don't have debug information in them. It may be useful to try to detect the nearest function entry point to a given PC address (...
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node and Error: EMFILE, too many open files

... (last line) - that's the 1024th file handle which is the default maximum. Now, Look at the last column. That indicates which resource is open. You'll probably see a number of lines all with the same resource name. Hopefully, that now tells you where to look in your code for the leak. If you don'...
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Why does Vim save files with a ~ extension?

...automatic creation of backup files, use (in your vimrc): set nobackup set nowritebackup Where nowritebackup changes the default "save" behavior of Vim, which is: write buffer to new file delete the original file rename the new file and makes Vim write the buffer to the original file (resultin...
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Do any JVM's JIT compilers generate code that uses vectorized floating point instructions?

... So, basically, you want your code to run faster. JNI is the answer. I know you said it didn't work for you, but let me show you that you are wrong. Here's Dot.java: import java.nio.FloatBuffer; import org.bytedeco.javacpp.*; import org.bytedeco.javacpp.annotation.*; @Platform(include = "Dot.h...
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google mock分享(全网最全最好的gmock文档,没有之一) - C/C++ - 清泛网 ...

...(万幸,他至少把接口定义好了): FooInterface.h #ifndef FOOINTERFACE_H_ #define FOOINTERFACE_H_ #include <string> namespace seamless { class FooInterface { public: virtual ~FooInterface() {} public: virtual std::string getArbitraryString(...
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html select option separator

...on&gt; &lt;option&gt;Third&lt;/option&gt; &lt;/select&gt; And if you want to be really fancy, use the horizontal unicode box drawing character. (BEST OPTION!) &lt;select&gt; &lt;option&gt;First&lt;/option&gt; &lt;option disabled&gt;──────────&lt;/optio...
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How can I find the last element in a List?

... the list is empty. So if you get 0 back from a List&lt;int&gt; you won't know if the list was empty or the last value was 0. In short, you need to check the Count whichever retrieval mechanism you decide to use. – 0b101010 Nov 7 '14 at 16:23 ...
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When exactly is it leak safe to use (anonymous) inner classes?

...u are actually asking several questions at once. I'll do my best with the knowledge that I have to cover it and, hopefully, some others will join in to cover what I may miss. Nested Classes: Introduction As I'm not sure how comfortable you are with OOP in Java, this will hit a couple of basics. A ...
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Applying a function to every row of a table using dplyr?

...mically formed datatframe? So in this data frame the column names are not known. I am able to add if column names are known. – Arun Raja May 4 '15 at 7:49 ...
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How to secure MongoDB with username and password

... I have tried that and followed the example. now.. i can set it after I restart the server with --auth. However, when I try to login (./mongo -u theadmin -p 12345 ) I fail. I can't login. – murvinlai Feb 3 '11 at 0:10 ...