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Save selected text (partial line) from Vim

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问题 I try to save some selected text (part of a line) from Vim. Here is the line: THIS TEST STRING - SELECTED_TARGET_WORLD where the bold represents the select text. I do this: :'<,'> w! test/selected_text but in the file selected_text I find the string: THIS TEST STRING - SELECTED_TARGET_WORLD How do I make it save only the selected part of the line? 回答1: :[range]w filename only works with lines so… you have to put the selected text on its own line. An alternative using :help :redir : :'<,'>"ay

updating a field of a object in hibernate

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问题 I have a object A which maps to table A in DB class A { Integer id; String field2,field2;field3 ,... fieldN; //lots of other attribute } Now i want to write a DAO api that just updates a single field.One approach is that i can first load the object then changes the attribute i need and then use merge api //start transcation A a = session.load(A.class, id); A.setfieldP(newValue) session.merge(A) //commit transcation Now if i use following code //start transcation A a = new A(); a.setId(id); /

Save my mouse event drawing for future modification

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问题 I have used (visual studio, windows form, c#) to create some drawings. My goal is to add save button to save the drawing as it is and when I open the saved file in future I can continue my old work... What happen now is every time I open visual studio I have to redraw every thing . 回答1: The first task is collecting the data you draw in a List<T> . For code on how to collect them see (all) my comments here or Reza's answer here. Here is an example to save & load simple PointF lists you can use

Saving/Loading RichTextBox Content with other data using C#

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问题 I am currently trying to figure out how to save the content from a RichTextbox into a stream(currently using FileStream) and do this alongside a bunch of other data. Then of course I want to be able to load from this file. I was currently trying to use something along the following lines. FileStream stream = new FileStream(); //this is actually correctly defined. ASCIIEncoding encoding = new ASCIIEncoding(); //write Title byte[] array = encoding.GetBytes(Title); stream.WriteByte(Convert

Not able to save the bitmap image

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Here I am not storing the picture that I captured. It is displaying in the image view, but I am trying to save the image, however the image is not displaying in the image view. import android.app.Activity; import android.app.AlertDialog; import android.content.DialogInterface; import android.content.Intent; import android.database.Cursor; import android.graphics.Bitmap; import android.graphics.BitmapFactory; import android.net.Uri; import android.os.Bundle; import android.os.Environment; import android.provider.MediaStore; import android.util.Log; import android.view.View; import android

Save Image from drawable to sdcard in camera activity

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问题 I'm working on a project, that read image file from drawable folder through ImageView, it loaded successfully through ImageView view = (ImageView) findViewById(R.id.imageView); view.setOnTouchListener(this); buttonTakePicture = (Button) findViewById(R.id.takepicture); buttonTakePicture.setOnClickListener(new Button.OnClickListener() { @Override public void onClick(View arg0) { // TODO Auto-generated method stub camera.takePicture(myShutterCallback, myPictureCallback_RAW, myPictureCallback_JPG

how to pass value among functions in MATLAB GUI?

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问题 I'm trying to convert an image file into a binary file, where I'm using 2 buttons in Matlab GUI. the first button it to browse the files then shows the file name on a static text, and the second button for saving it as a CSV file, and this is my code function varargout = signatureGUI(varargin) % Begin initialization code - DO NOT EDIT gui_Singleton = 1; gui_State = struct('gui_Name', mfilename, ... 'gui_Singleton', gui_Singleton, ... 'gui_OpeningFcn', @signatureGUI_OpeningFcn, ... 'gui

Magento not displaing stored articles

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问题 I created a script to store articles in magento from external sources. This is what I'm currently doing $this->product = Mage::getModel('catalog/product')->loadByAttribute('sku',$this->artnr); Mage::app()->getStore()->setId(Mage_Core_Model_App::ADMIN_STORE_ID); if($this->product===false || $this->product->getId()<1){ $this->product = Mage::getModel('catalog/product'); $this->product->setSku($this->actindo['art_nr']); $this->newProduct = true; $this->product->setAttributeSetId($this-

Java JTextPane Save

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问题 i was trying to do some simple text formatting using JEditorPane but then as knowledge grew i found JTextPane easier to implement and more robust. my query is how do i save the formatted text in JTextPane to file? it should be RTF or HTML or other.. as this file is not opened by the application again. it is a chat history text file with formatted text. thank you. 回答1: You have write method for HTML and RTF from StyledEditorKit. See HTMLEditorKit.write and RTFEditorKit 来源： https:/

Send an email when workbook is saved

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问题 I am trying to send an email that will update users of changes to a spread sheet. I am trying to make it so that when the document is saved there will be an email automatically sent with a list of the changes. Does anyone know if it is possible to automate email upon saving the document? 回答1: You can use this code here not fancy as Chip Pearson but easy to understand, This method also relies on using outlook: Private Sub Workbook_BeforeSave(ByVal SaveAsUI As Boolean, Cancel As Boolean) Dim