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Can anyone explain this strange behavior with signed floats in C#?
...ch takes an immutable object and, if it hasn't been cached yet, performs ToString on it and caches the result; if it has been cached, simply return the cached string. Not an unreasonable thing to do, but it would fail badly with Decimal since two values might compare equal but yield different strin...
How to execute raw SQL in Flask-SQLAlchemy app
...by positional index
print(r['my_column']) # Access by column name as a string
r_dict = dict(r.items()) # convert to dict keyed by column names
Personally, I prefer to convert the results into namedtuples:
from collections import namedtuple
Record = namedtuple('Record', result.keys())
rec...
What is the yield keyword used for in C#?
...r()
{
foreach(int i in Integers())
{
Console.WriteLine(i.ToString());
}
}
public IEnumerable<int> Integers()
{
yield return 1;
yield return 2;
yield return 4;
yield return 8;
yield return 16;
yield return 16777216;
}
When you step through the exam...
ActionBarCompat: java.lang.IllegalStateException: You need to use a Theme.AppCompat
...t;activity
android:name="com.example.Home"
android:label="@string/app_name"
android:theme="@style/Theme.AppCompat.Light.NoActionBar"
>
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category an...
Hiding a password in a python script (insecure obfuscation only)
...ing an ODBC connection. The ODBC connection is generated with a connection string. In this connection string I have to include the username and password for this connection.
...
How can I send an HTTP POST request to a server from Excel using VBA?
...
@fiddle did you URL encode that string? The curly braces are less of a concern than the quotes (which would terminate the strings in the VBA")
– Ruscal
Aug 12 at 18:18
...
Test if a variable is set in bash when using “set -o nounset”
...echo "yo"
fi
echo "whatever"
In this case, VALUE ends up being an empty string if WHATEVER is not set. We're using the {parameter:-word} expansion, which you can look up in man bash under "Parameter Expansion".
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...
PatternSyntaxException: Illegal Repetition when using regex in Java
...uld be plus operator:
user_id : [0-9]+
Double apostrophes only when the string has to contain it.
When the string including curly brackets use:
\{user_id : [0-9]+\}
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Web API Put Request generates an Http 405 Method Not Allowed error
...issue for me:
public async Task<IHttpActionResult> SetAmountOnEntry(string id, [FromBody]int amount)
However ASP.NET would infer it correctly if complex object was used in the method parameter:
public async Task<IHttpActionResult> UpdateEntry(string id, MyEntry entry)
...
Using GZIP compression with Spring Boot/MVC/JavaConfig with RESTful
... httpProtocol.setCompressionMinSize(256);
String mimeTypes = httpProtocol.getCompressableMimeTypes();
String mimeTypesWithJson = mimeTypes + "," + MediaType.APPLICATION_JSON_VALUE;
httpProtocol.setCompressableMi...