codestyle

git commit --amend without asking for message [duplicate] This question already has an answer here: How to amend a commit without changing commit message (reusing the previous one)? 5 answers From time to time I find myself commit-amending using the same message. Typically, I do: Add my changes to staging area. Do git commit --amend. Wait for the text editor to open. Save and close it (without c..

Webpack loaders vs plugins; what's the difference? What is the difference between loaders and plugins in webpack? The documentation for plugins just says: Use plugins to add functionality typically related to bundles in webpack. I know that babel uses a loader for jsx/es2015 transforms, but it looks like other common tasks (copy-webpack-plugin, for example) use plugins instead. Loaders do the pr..

git -> show list of files changed in recent commits in a specific directory How can I do: svn log -v -l 10 ./ in git? This one is more similar to the svn command as it shows the file status: Added (A), Copied (C), Deleted (D), Modified (M), Renamed (R), and others. git log --name-status -10 path/to/dir It is worth looking at the full documentation page for git log. There you will learn that -10 ..

What is the difference between web-crawling and web-scraping? [duplicate] This question already has an answer here: crawler vs scraper 4 answers Is there a difference between Crawling and Web-scraping? If there's a difference, what's the best method to use in order to collect some web data to supply a database for later use in a customised search engine? Crawling would be essentially what Google..

Passing a callback function to another class I'm basically trying to pass a method to another class to be called later, but can't quite figure this out in C# (I'm still too used to Objective-C). public class Class1{ private void btn_click(object sender, EventArgs e) { ServerRequest sr = new ServerRequest(); sr.DoRequest("myrequest", myCallback); } public void myCallback(string str) { } } Then la..

java.lang.VerifyError: Expecting a stackmap frame at branch target JDK 1.7 After upgrading to JDK 1.7 I am getting below exception: java.lang.VerifyError: Expecting a stackmap frame at branch target 71 in method com.abc.domain.myPackage.MyClass$JaxbAccessorM_getDescription_setDescription_java_lang_String.get(Ljava/lang/Object;)Ljava/lang/Object; at offset 20 at java.lang.Class.getDeclaredConstru..

Append column to pandas dataframe This is probably easy, but I have the following data: In data frame 1: index dat1 0 9 1 5 In data frame 2: index dat2 0 7 1 6 I want a data frame with the following form: index dat1 dat2 0 9 7 1 5 6 I've tried using the append method, but I get a cross join (i.e. cartesian product). What's the right way to do this? It seems in general you're just looking for a j..

Function with same name but different signature in derived class I have a function with the same name, but with different signature in a base and derived classes. When I am trying to use the base class's function in another class that inherits from the derived, I receive an error. See the following code: class A { public: void foo(string s){}; }; class B : public A { public: int foo(int i){}; };..

The easiest way to replace white spaces with (underscores) _ in bash [closed] recently I had to write a little script that parsed VMs in XenServer and as the names of the VMs are mostly with white spaces in e.g Windows XP or Windows Server 2008, I had to trim those white spaces and replace them with underscores _ . I found a simple solution to do this using sed which is great tool when it comes ..

? : PHP 5.3에서 무엇입니까? [복제] 중복 가능성 : PHP 연산자 "?"는 무엇입니까? 그리고“:”라고 부르고 그들은 무엇을합니까? 에서 http://twitto.org/ Twitto는 PHP 5.3에서 사용할 수있는 몇 가지 새로운 기능을 사용합니다. DIR의 일정 ? : 연산자 익명 기능 2 번은 PHP 5.3에서 ? : 로 무엇을합니까? 또한 익명 함수는 무엇을 의미합니까? 한동안 존재해온 것이 아니 었나요? ?: 이전에는 다음으로 만 사용할 수 있었던 조건부 연산자의 한 형태입니다. expr ? val_if_true : val_if_false 5.3에서는 다음과 같은 중간 부분을 생략 할 expr ?: val_if_false수 있습니다. expr ? expr : val_if_false ..