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Evaluating string “3*(4+2)” yield int 18 [duplicate]
...n the .NET framework that can evaluate a numeric expression contained in a string and return the result? F.e.:
14 Answers
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Deprecated Java HttpClient - How hard can it be?
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Try jcabi-http, which is a fluent Java HTTP client, for example:
String html = new JdkRequest("https://www.google.com")
.header(HttpHeaders.ACCEPT, MediaType.TEXT_HTML)
.fetch()
.as(HttpResponse.class)
.assertStatus(HttpURLConnection.HTTP_OK)
.body();
Check also this blog post:...
Splitting a string into chunks of a certain size
Suppose I had a string:
36 Answers
36
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See line breaks and carriage returns in editor
... the contents. So vim reads it like a Unix file, sees the CR characters as extra and displays them as ^M.
– sundar - Reinstate Monica
Apr 20 '18 at 22:41
2
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Get MIME type from filename extension
...ing.GetMimeMapping method, that is part of the BCL in .NET Framework 4.5:
string mimeType = MimeMapping.GetMimeMapping(fileName);
If you need to add custom mappings you probably can use reflection to add mappings to the BCL MimeMapping class, it uses a custom dictionary that exposes this method, ...
Sleep Command in T-SQL?
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namespace ConsoleApplication1
{
class Program
{
static void Main(string[] args)
{
var builder = new SqlConnectionStringBuilder();
builder.DataSource = "localhost";
builder.IntegratedSecurity = true;
builder.InitialCatalog = "master";
var connectionString ...
How can I distribute python programs?
...astic job of auto-resolving common dependencies and including them without extra configuration tweaks.
Also note that if you're deploying Python 2.6 to Windows, you should apply this patch to Pyinstaller trunk.
You indicated that you don't need an installer, but Inno Setup is an easy to use and qu...
Simple logical operators in Bash
... a variable is empty and -e $file to test if a file exists. There are also string equality operators: "$string1" == "$string2" (beware that the right-hand side is a pattern, e.g. [[ $foo == a* ]] tests if $foo starts with a while [[ $foo == "a*" ]] tests if $foo is exactly a*), and the familiar !, &...
Rails: select unique values from a column
..."models"."rating" FROM "models"
This has the advantages of not using sql strings and not instantiating models
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Why do you need explicitly have the “self” argument in a Python method?
... It forces to put self as first param in every method, just extra text that doesn't make much sense as for me. Other languages work just fine with this.
– Vedmant
Jul 28 '15 at 13:29
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