Posts

sql - Defining a view dynamically based on a table of table names -

Suppose I have a SQLite database, I'm adding regular views. Currently I have the following tables user, product, a, b, c to join me together a, b, and c one Using the scene. However, in the future, I would like to add more tables such as d and e , in this view, there is no way to define a scene so that it is dynamically Will these new tables be included? I think I will need to maintain a table of table names that I want to merge into this single scene, which is fine. This is not possible in pure SQL (SQLite has no ability to generate SQL dynamically from SQL And there are no triggers for table creation.) You have to create those sequences in those codes when you need them.

node.js - node, How to handle/catch pipe -

I have seen and read some tutorials which show that you can take a stream like a pipe and another Lego blocks , But I can not do anything to catch the pipe command while doing a stream pipe in an object. What do I mean by how I create an object with a function, so that I can do this: uploadWrapper = function (client, file, callback) {upload = function (client, file, callback) {var file = file // this.data = 'undefined' stream.WRitable.call (this); This.end = function () {if (this.Dataof this.data! == 'undefined') file.data = this.data callback (file.data, 200)} / var path = urlB.host ('upload' ) .object ('files', file.id) .action ('content'). Url // // client.upload (path, file, callback)} util.inherits (upload, stream. Proper) upload.prototype._write = task (piece, encoding, callback) {this.data = this.data + chunk.toString ('utf8') callback ()} new uploads (client, file, callback)} export.upload = uploadWrapper How do I get ...

PHP Curl Request with XML -

I can not understand for my life how to put XML formatting in string, even echoing the string While doing, $ data_string I am stripped of XML and only values ​​remain. Then I should be able to make a curl request through PHP with that string, I'm not. I'm sure that if I have the right setup for that code: $ data_string = '& lt; Test & gt; & Lt; Name & gt; John Doe & lt; / Name & gt; & Lt; Age & gt; 22 & lt; / Age & gt; & Lt; City & gt; Seattle & lt; / Age & gt; & Lt; / Test & gt; '; $ Curl = curl_init ($ baseUrl); Curl_setopt ($ curl, CURLOPT_RETURNTRANSFER, true); Curl_setopt ($ curl, CURLOPT_POST, true); Curl_setopt ($ curl, CURLOPT_POSTFIELDS, "xmlRequest =". $ Data_string); Curl_setopt ($ curl, CURLOPT_HTTPHEADER, array ("content-length:" strlen ($ data_string), "X-DocuSign-authentication: $ header". "Content type: text / xml", "accept: text / xm...

encryption - Error with my brute force password generator(Java) -

This is an assignment for the square, basically creates a method that can "guess" the password and then I can send it to another class. D-crypt file is a difficult part with me. import sussex.edu.cryptography; Public square final {public static zero major (string [] args) {// decryptter (); Cryptography crypto = new cryptography (); String Encrypted = "SourceFile_encrypted.txt"; String decrypted = "SourceFile_decrypted.txt"; String password = new string (); crypto.setPassword (password); If (crypto.isPasswordValid ()) {System.out.println ("found password:" + password); Crypto.decryptFile (encrypted, decrypted); } Else {// continue trying ...}} public static string decryptor () {char arrays [] = new characters [5]; Cryptography crypto = new cryptography (); String password = new string (); For (four c = 'a'; c and lt; = 'z'; c ++) {array [0] = c; (Four c1 = 'a'; c1 and lt; = 'z'; c1 ++) {array [1] = c1; For (...

Pasting into Access from Excel - Non-numeric entries don't get through -

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would complain about my access application for each losing once and a user field for a while I found that They are right. In some cases entry will only be left to accept data from a copy and paste operation for a certain area, continuously. This is almost as if the access thinks that the pasted data is only numerical data, then onces sees this alpha, it tries to put it in some number, then fails. The image below is not custom application, but there is a new access file, where I copy and paste excel data. I have seen using raw clipboard data, but I have not shown any obvious problems or format problems. Thoughts? a special paste operation to paste as plain text for ease of use, I have quick access to tools "tab paste Special 'button pin I recommend to do Sometimes access is achieved when you estimate what you're doing edit Example code for right click menu Public Function CreateGeneralClipBoardMenu () Error resume next CommandBars ("Gener...

python - Download under user's profile directory -

I have a hard time keeping that file, which I downloaded from inside the script to another folder. It will not make any difference but I am trying to update some programs remotely. I am able to download the file, but only in the folder inside the script. I need to run nininte.exe after downloading some command line arguments (i.e. silent), which I was going to pass this batch script I just would like to dump it into the download folder. When I hit it on Google installing Python in a specific folder. Here is my code import urlib ninite = urllib.urlopen ("www DownloadSite.com") localFile = open ('ninite.exe', ' Wb ') localFile.write (ninite.read ()) ninite.close () The script works very well but when I open the folder location localfile = (' % Userprofile% / downloads / ninite ',' wb ') then it returns an error that there is no file or directory with that file. You can use environment to expand the variable such as % userprofil...

python - Trying to create n*m matrix -

Trying to create Board (2, 3) whose As a result [[nobody, none, no one], [none, none, none]] However, I only have 6 none Usually, this is done: def none_board (n, m ): [[None] for the [[Range (M)] for the code in the range (n)] L1 + = l1.append (l2)