Tutorial by Examples: ed

This uses the Dropbox Objective-C SDK to upload a local file to Dropbox as "/test.txt". [[client.filesRoutes uploadUrl:@"/test.txt" inputUrl:[NSURL fileURLWithPath:@"/local/path/to/test.txt"]] response:^(DBFILESFileMetadata *metadata, DBFILESUploadError *uploadError, D...

This uses the Dropbox Objective-C SDK to get the user's account information from the Dropbox API. [[client.usersRoutes getCurrentAccount] response:^(DBUSERSFullAccount *account, DBNilObject *_, DBRequestError *error) { if (account) { NSLog(@"%@", account); } else if (er...

This uses the Dropbox Objective-C SDK to download a file from Dropbox at "/test.txt". [[[client.filesRoutes downloadData:@"/test.txt"] response:^(DBFILESFileMetadata *metadata, DBFILESDownloadError *downloadError, DBRequestError *error, NSData *fileData) { if (metadata) { ...

First Add Storage permission to read/fetch device directory. <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" /> <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" /> Create model class //create one directory model ...

set and multiset have default compare methods, but in some cases you may need to overload them. Let's imagine we are storing string values in a set, but we know those strings contain only numeric values. By default the sort will be a lexicographical string comparison, so the order won't match the n...

import numpy as np import matplotlib.pyplot as plt # create some data x = np.arange(-2, 20, 0.5) # values of x y1 = map(lambda x: -4.0/3.0*x + 16, x) # values of y1(x) y2 = map(lambda x: 0.2*x**2 -5*x + 32, x) # svalues of y2(x) fig = plt.figure() ax1 = fig.add_subplo...

For those of you that are new to programming in Swift and those of you coming from different programming bases, such as Python or Java, this article should be quite helpful. In this post, we will discuss a simple solution for implementing swift algorithms. Fizz Buzz You may have seen Fizz Buzz wri...

The following code will attempt to execute loadFromHttp() up to 5 times (maxAttempts), with each attempt delayed by as many seconds. If maxAttempts is surpassed, the Observable gives up. // assume loadFromHttp() returns a Promise, which might fail. Rx.Observable.from(loadFromHttp()) ....

Sweave from the utils package allows for formatting code, prose, graphs and tables together in a LaTeX document. Further Resources Knitr and RMarkdown

Consider the following code to copy one file to another: import java.io.*; public class FileCopy { public static void main(String[] args) throws Exception { try (InputStream is = new FileInputStream(args[0]); OutputStream os = new FileOutputStream(args[1])) { ...

Based on a question. The following snippets Does not cache the expected emission and prevents further calls. Instead it re-subscribes to the realSource for every subscription. var state = 5 var realSource = Rx.Observable.create(observer => { console.log("creating expensive HTTP-based emis...

#include <string.h> #include <gst/gst.h> #include <gst/app/gstappsrc.h> /* * an example application of using appsrc in push mode to create a file. * from buffers we push into the pipeline. */ /* S16LE 10ms frame audio */ #define BUFFER_SIZE 160 /* 300 frames =...

/** * NetSuite will loop through each record in your search * and pass the record type and id for deletion * Try / Catch is useful if you wish to handle potential errors */ function MassDelete(record_type, record_id) { try { nlapiDeleteRecord(record_type, record_id...

/** * An example of nlapiLookupField to retrieve joined fields from a related record */ var repId = nlapiGetFieldValue("salesrep"); // Retrieve multiple fields from the associated Sales Rep var repData = nlapiLookupField("employee", repId, ["email", "f...

require(["N/search", "N/currentRecord"], function (s, cr) { /** * An example of N/search#lookupFields to retrieve joined fields from a related record */ (function () { var record = cr.get(); // Get the Sales Rep record ID var...

The following example creates a Gui with a single button wich brings the SelectFile dialog box. Gui, Loader: New Gui, Loader: Add, Button, Default Center w220 vLOAD, LOAD Gui, Loader: Show, AutoSize Center, Loader return LoaderButtonLOAD: FileSelectFile, LoadedFile, , , , if ErrorLevel...

The partition key is the minimum specifier needed to perform a query using a where clause. If you declare a composite clustering key, the order matters. Say you have the following primary key: PRIMARY KEY((part_key1, part_key_2), (clust_key_1, clust_key_2, clust_key_3)) Then, the only valid qu...

This is my FirebaseMessagingService public class MyFirebaseMessagingService extends FirebaseMessagingService { Bitmap bitmap; @Override public void onMessageReceived(RemoteMessage remoteMessage) { String message = remoteMessage.getData().get("message"); //imageUri will ...

You monitor the cached objects to see how often they expire and if they are "nuked". n_expired - Number of expired objects. n_lru_nuked - Last recently used nuked objects. Number of objects nuked (removed) from the cache because of lack of space. varnishstat -1 | grep "n_expire...

project('Posix-based Project', 'vala') add_project_arguments(['--nostdpkg'], language: 'vala') posix_dep = meson.get_compiler('vala').find_library('posix') executable('foo', 'foo.vala', dependencies: [posix_dep])