大约有 48,000 项符合查询结果(耗时:0.0469秒) [XML]

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In android studio,cannot load 2 facets-unknown facet type:android and android-gradle

...ver did it and suddenly I got those same errors. – CJ_COIMBRA Nov 11 '15 at 1:03 6 Unable to appl...
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How can I convert a string to a number in Perl?

... [rabdelaz@Linux_Desktop:~/workspace/akatest_5]$perl -e 'print "nope\n" unless "1,000" > 10;' nope [rabdelaz@Linux_Desktop:~/workspace/akatest_5]$perl -e 'print "nope\n" if "1,000" > 10;' – Ramy M...
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printf with std::string?

... for some reason, you need to extract the C-style string, you can use the c_str() method of std::string to get a const char * that is null-terminated. Using your example: #include <iostream> #include <string> #include <stdio.h> int main() { using namespace std; string my...
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How to get the current date/time in Java [duplicate]

...here's the way to do it: String timeStamp = new SimpleDateFormat("yyyyMMdd_HHmmss").format(Calendar.getInstance().getTime()); share | improve this answer | follow ...
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Unable to install gem - Failed to build gem native extension - cannot load such file — mkmf (LoadErr

...ing so i had to run open /Library/Developer/CommandLineTools/Packages/macOS_SDK_headers_for_macOS_10.14.pkg That didnt work for me at first because the version of CommandLineTools i had installed did not have the "Packages" folder. So i uninstalled and reinstalled like this: rm -rf /Library/Devel...
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OpenCV C++/Obj-C: Detecting a sheet of paper / Square Detection

... C++ code below is able to detect a sheet of paper in the image: void find_squares(Mat& image, vector<vector<Point> >& squares) { // blur will enhance edge detection Mat blurred(image); medianBlur(image, blurred, 9); Mat gray0(blurred.size(), CV_8U), gray; v...
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how to rotate a bitmap 90 degrees

... source = BitmapFactory.decodeResource(this.getResources(), R.drawable.your_img); share | improve this answer | follow | ...
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How can I selectively merge or pick changes from another branch in Git?

...k out the path(s) from the branch you want to merge, $ git checkout source_branch -- <paths>... Hint: It also works without `--` like seen in the linked post. or to selectively merge hunks $ git checkout -p source_branch -- <paths>... Alternatively, use reset and then add with th...
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How can I make a UITextField move up when the keyboard is present - on starting to edit?

...henever the keyboard is shown. Here is some sample code: #define kOFFSET_FOR_KEYBOARD 80.0 -(void)keyboardWillShow { // Animate the current view out of the way if (self.view.frame.origin.y >= 0) { [self setViewMovedUp:YES]; } else if (self.view.frame.origin.y < ...
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How to architect an Ember.js application

...er-todos-with-build-tools-tests-and-other-modern-conveniences EDIT: @sly7_7 : I'd also give an other example, using ember-data https://github.com/dgeb/ember_data_example share | improve this answe...