save

问题 I have a list of 73 data sets generated by the function "mcsv_r()" called "L1" and a function "gc()" that generates a map. Using "lapply" I can create my 73 plots. I need to save and name all of them. I know I can do it one by one with RStudio. But I am sure that thanks to "jpeg()" and "dev.off" and mixing them with a loop I can do it with a few lines of code. out <- setwd("C:/") dir(out) mcsv_r(dir(out)) gc <- function(x){ xlim <- c(-13.08, 8.68) ylim <- c(34.87, 49.50) map("world", lwd=0.05

问题 I am trying to modify an existing code (written by my predecessor) which changes the apostrophe (entered along with the test into the text box) to "Å" symbol while displaying it back in the text box. How can I change this? when I tried to remove the symbol from the code, I cannot get the result back/see the saved text in the text box and it gives an error message. Here is the code of the grid view control in which the result is displayed and this is where I am suppose to click so see what

问题 I have a similar question posted, it was getting messy and this will be much easier to follow. The part that is in the Runner() that is / commented out /. You un-comment this, run the program once, check you console print out. Then / comment it out / again, and run the program a second time, you will notice that the subCodebook = {} is returning a blank/null; This is my question, why is this returning null. import java.io.FileInputStream; import java.io.FileOutputStream; import java.io

问题 I'm using CakePHP 2.0, I have the following save code: $to_save = array( 'User' => array( 'uid'=>$uid, 'firstname'=>$firstname, 'lastname'=>$lastname, 'bio'=>$bio, 'gender'=>$gender, 'link'=>$link, 'username'=>$username, 'email'=>$email ) ); $this->User->create(); if( $this->User->save( $to_save ) ){ echo 'User was saved.'; }else{ echo 'User not saved.'; } But it always output 'User not saved.' Thanks for any help! 回答1: If there are no query errors, you probably have some validation rules in

问题 Onchange of select option I am confirming the user whether to save or not the changes. If user selects OK , I am submitting the form automatically.ie. onchange="if(confirm('Save?')){this.form.gridedit.click();} ". When user selects cancel it is populating the recently selected option. My problem is I have to populate the old value if user selects Cancel option from that confirmation message. Please help in this issue any one. Thanks 回答1: Try this, don't think you can accomplish it without

问题 I am trying to make a simple Flash ActionScript3 program that saves some text to a text file (on my server) via a PHP script. I want the Flash program to be able to detect if the PHP script fails to write. Right now I'm just trying to get Flash to trace a status received from PHP. My below code is based on a few examples I've found online. Here is my Flash code: import flash.net.*; import flash.events.*; var varLoader:URLLoader = new URLLoader; var varURL:URLRequest = new URLRequest("http:/

问题 from bs4 import BeautifulSoup import requests import os url = "http://nos.nl/artikel/2093082-steeds-meer-nekklachten-bij-kinderen-door-gebruik-tablets.html" r = requests.get(url) soup = BeautifulSoup(r.content.decode('utf-8', 'ignore')) data = soup.find_all("article", {"class": "article"}) with open("data1.txt", "wb") as file: content=‘utf-8’ for item in data: content+='''{}\n{}\n\n{}\n{}'''.format( item.contents[0].find_all("time", {"datetime": "2016-03-16T09:50:30+0100"})[0].text, item

问题 So I have created the following save function for my turtle graphics program to allow the user to save the canvas as a .png file with its own file name: def savefirst(): cnv = getscreen().getcanvas() ps = cnv.postscript(colormode = 'color') hen = filedialog.asksaveasfilename() print(hen) im = Image.open(io.BytesIO(ps.encode('utf-8'))) im = im.resize((2560, 1600), Image.ANTIALIAS) quality_val = 95 sharp = ImageEnhance.Sharpness(im) sharp.enhance(2.0).save(hen + '.png', 'PNG') However, if the

问题 I'm building a class to save data to the Database, but I'm without ideas on how to deal with this... I have my project folders like this: +Lib +Models +Uddt -person.php -uris.php Main_class.php Example_usage.php The folder "Models" have the uris.php file that have methods to add and retrive information from the database tables. The folder "Models\Uddt" have the User Defined Data Types that I have defined, for example, the person.php looks like this: class Person { static $id_category = '2';

问题 I have a model Messages, for which I have a recipient_list which saves as a string. For whatever reason on save, all of my parameters other than the recipient_list are being saved, with only the recipient_list being left out. I'm stumped as to what the cause for this may be. Model: class Message < ActiveRecord::Base attr_accessible :content, :sender_id, :recipient_list attr_reader :recipient_list #necessary for jquery-token-input belongs_to :sender, class_name: "User" validates :content,