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How to mkdir only if a directory does not already exist?
... to either test to see that the directory does not exist, or suppress the "File exists" error that mkdir throws when it tries to create an existing directory.
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How can I convert String[] to ArrayList [duplicate]
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List myList = new ArrayList();
Collections.addAll(myList, filesOrig);
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UIDevice uniqueIdentifier deprecated - What to do now?
...@"user"];
// this is the one time process
}
Download SSKeychain.m and .h file from sskeychain and Drag SSKeychain.m and .h file to your project and add "Security.framework" to your project.
To use UUID afterwards simply use :
NSString *retrieveuuid = [SSKeychain passwordForService:@"your app id...
Markdown to create pages and table of contents?
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You could try this ruby script to generate the TOC from a markdown file.
#!/usr/bin/env ruby
require 'uri'
fileName = ARGV[0]
fileName = "README.md" if !fileName
File.open(fileName, 'r') do |f|
inside_code_snippet = false
f.each_line do |line|
forbidden_words = ['Table of conten...
django: BooleanField, how to set the default value to true?
...s)
self.default = default
def value_from_datadict(self, data, files, name):
if name not in data:
return self.default
return super(CheckboxInput, self).value_from_datadict(data, files, name)
Then use this widget when creating BooleanField.
class ExampleForm...
How to run travis-ci locally
...ject I was working on, the build command was configured in the .travis.yml file under the script: subsection and was make test.
– Scott McLeod
Apr 30 '16 at 3:39
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How can I read input from the console using the Scanner class in Java?
...or more information see: BufferedReader, Scanner to read data from a Local File (OR) Network File.
– Yash
Feb 25 '19 at 8:00
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Pushing from local repository to GitHub hosted remote
...sitory folder, right click and select 'Git Commit Tool'.
There, select the files you want to upload, under 'Unstaged Changes' and click 'Stage Changed' button. (You can initially click on 'Rescan' button to check what files are modified and not uploaded yet.)
Write a Commit Message and click 'Commit...
Getting all types that implement an interface
...sembly().Location);
var di = new DirectoryInfo(path);
foreach (var file in di.GetFiles("*.dll")) {
try {
var nextAssembly = Assembly.ReflectionOnlyLoadFrom(file.FullName);
foreach (var type in nextAssembly.GetTypes()) {
var myInterfaces = type....
Does Dispose still get called when exception is thrown inside of a using statement?
...ull;
public SomeClass() {
string path = System.IO.Path.GetTempFileName();
this.wtr = new System.IO.StreamWriter(path);
this.wtr.WriteLine("SomeClass()");
}
public void BlowUp() {
this.wtr.WriteLine("BlowUp()");
throw new Exception("An exception w...