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Append lines to a file using a StreamWriter
...ile. Each time the stream for the file is opened, its seek pointer is positioned at the beginning so all writes end up overwriting what was there before.
You can solve the problem in two ways: either with the convenient
file2 = new StreamWriter("c:/file.txt", true);
or by explicitly repositioni...
Instantiate and Present a viewController in Swift
...
This answer was last revised for Swift 5.2 and iOS 13.4 SDK.
It's all a matter of new syntax and slightly revised APIs. The underlying functionality of UIKit hasn't changed. This is true for a vast majority of iOS SDK frameworks.
let storyboard = UIStoryboard(name: "m...
Saving utf-8 texts in json.dumps as UTF8, not as \u escape sequence
...veats to take into account. If you are writing this to a file, you can use io.open() instead of open() to produce a file object that encodes Unicode values for you as you write, then use json.dump() instead to write to that file:
with io.open('filename', 'w', encoding='utf8') as json_file:
json...
Read text file into string array (and write)
...
As of Go1.1 release, there is a bufio.Scanner API that can easily read lines from a file. Consider the following example from above, rewritten with Scanner:
package main
import (
"bufio"
"fmt"
"log"
"os"
)
// readLines reads a whole file in...
ViewController respondsToSelector: message sent to deallocated instance (CRASH)
Ok, here is the deal, I hate putting out questions about my debugging and crashes. Because I usually handle them myself, but I just cannot get my way around this, even after viewing multiple questions already .
...
两大桌面系统之战：Yosemite vs Windows 10 - 操作系统(内核) - 清泛网 - ...
... 操作系统已经在 7 月 29 日正式发布。就和移动行业中的 iOS 和 Android 操作系统一样，新版本一出都免不了被互相比较的命运。今天我们就来比比 Windows 10 和 OS X Yosemite。
桌面
OS X Yosemite 的桌面使用全新扁平设计，视...
java get file size efficiently
While googling, I see that using java.io.File#length() can be slow.
FileChannel has a size() method that is available as well.
...
How to install CocoaPods?
...ocal/bin cocoapods
If there is an error "activesupport requires Ruby version >= 2.xx", then install latest activesupport first by typing in terminal.
sudo gem install activesupport -v 4.2.6
[ 2 ] After installation, there will be a lot of messages, read them and if no error found, it means c...
Explaining difference between automaticallyAdjustsScrollViewInsets, extendedLayoutIncludesOpaqueBars
I have been reading a lot about iOS7 UI transition.
5 Answers
5
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Getting file names without extensions
...
You can use Path.GetFileNameWithoutExtension:
foreach (FileInfo fi in smFiles)
{
builder.Append(Path.GetFileNameWithoutExtension(fi.Name));
builder.Append(", ");
}
Although I am surprised there isn't a way to get this directly from the FileInfo (or at lea...