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How to distinguish mouse “click” and “drag”
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How to check if a file exists in the Documents directory in Swift?
...ue)[0] as String
let url = NSURL(fileURLWithPath: path)
if let pathComponent = url.appendingPathComponent("nameOfFileHere") {
let filePath = pathComponent.path
let fileManager = FileManager.default
if fileManager.fileExists(atPath: filePath) {
print("FILE ...
Calculate a MD5 hash from a string
...System.Text.Encoding.ASCII.GetBytes(input);
byte[] hashBytes = md5.ComputeHash(inputBytes);
// Convert the byte array to hexadecimal string
StringBuilder sb = new StringBuilder();
for (int i = 0; i < hashBytes.Length; i++)
{
sb.Append(hashBytes...
Unable to cast object of type 'System.DBNull' to type 'System.String`
...numeric values, false for boolean, MinValue for DateTime... msdn.microsoft.com/en-us/library/vstudio/…
– Jaime
Oct 7 '14 at 14:30
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Best way to build a Plugin system with Java
...nfiguration);
public void run();
public void unload();
public JComponent getConfigurationPage();
}
Plugin authors should then bundle their plugins into JAR files. Your applications opens the JAR file and could then use an attribute from JAR manifest or the list of all files in the JAR...
Detecting an “invalid date” Date instance in JavaScript
... @Borgar, just found my answer: "The problems arise when it comes to scripting in multi-frame DOM environments. In a nutshell, Array objects created within one iframe do not share [[Prototype]]’s with arrays created within another iframe. Their constructors are different objects and...
How do I force my .NET application to run as administrator?
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If you get a ClickOnce error when trying to compile, see this answer: stackoverflow.com/questions/11023998/…
– SSS
Dec 2 '13 at 6:47
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How do I update/upsert a document in Mongoose?
...ing are not applied: defaults, setters, validators, middleware" mongoosejs.com/docs/api.html#model_Model.findOneAndUpdate
– kellen
Nov 6 '14 at 16:56
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How to check if IEnumerable is null or empty?
...e C# some capability to work with nulls, which other languages (like Ruby) completely take for granted.
– Matt Greer
Feb 18 '11 at 22:54
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