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What is the difference between String and string in C#?
...se the aliases everywhere for the implementation, but the CLR type for any APIs. It really doesn't matter too much which you use in terms of implementation - consistency among your team is nice, but no-one else is going to care. On the other hand, it's genuinely important that if you refer to a type...
Eclipse compilation error: The hierarchy of the type 'Class name' is inconsistent
... this was my issue. I included GWT libs, but was missing the Java servlet API jar (servlet-api-3.1.jar from Jetty in this case).
– Jamie
Sep 6 '16 at 14:45
add a comment
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What's the difference between std::move and std::forward
...overflow.com/a/7028318/576911 For forward, if you pass in an lvalue, your API should react as if it receives an lvalue. Normally this means the value will be unmodified. But if it is a non-const lvalue, your API may have modified it. If you pass in an rvalue, this normally means that your API ma...
Rename a file using Java
...The following is copied directly from http://docs.oracle.com/javase/7/docs/api/index.html:
Suppose we want to rename a file to "newname", keeping the file in the same directory:
Path source = Paths.get("path/here");
Files.move(source, source.resolveSibling("newname"));
Alternatively, suppose we wan...
Change UITextField and UITextView Cursor / Caret Color
... @SteffenAndersen it should behave according to the UIAppearance proxy API documentation.
– DiscDev
Apr 29 '14 at 15:36
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Force an Android activity to always use landscape mode
... versions you should also specify screenSize : If your application targets API level 13 or higher (as declared by the minSdkVersion and targetSdkVersion attributes), then you should also declare the "screenSize" configuration, because it also changes when a device switches between portrait and lands...
Persist javascript variables across pages? [duplicate]
... Ref for implementation: developer.mozilla.org/en-US/docs/Web/Guide/API/DOM/Storage
– 0xc0de
Feb 26 '14 at 13:24
3
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Store images in a MongoDB database
...ilename) {
return filename;
},
}));
post req to our db
app.post(‘/api/photo’,function(req,res){
var newItem = new Item();
newItem.img.data = fs.readFileSync(req.files.userPhoto.path)
newItem.img.contentType = ‘image/png’;
newItem.save();
});
...
How to check “hasRole” in Java Code with Spring Security?
...
Spring Security 3.0 has this API
SecurityContextHolderAwareRequestWrapper.isUserInRole(String role)
You'll have to inject the wrapper, before you use it.
SecurityContextHolderAwareRequestWrapper
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Android代码优化小技巧 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...解为Foo[]与Bar[]要比(Foo,Bar)好很多。(当然，为了某些好的API的设计，可以适当做一些妥协。但是在自己的代码内部，你应该多多使用分解后的容易。
通常来说，需要避免创建更多的对象。更少的对象意味者更少的GC动作，GC会对...