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How to remove a key from a Python dictionary?
...tion if the key does not exist. You might find one or the other easier to read, which is fine. Both are idiomatic Python, so choose whatever you prefer. But claiming that this answer is more complex or inefficient simply makes no sense.
– Sven Marnach
Jun 15...
C default arguments
...ent that may be present depending on the required arguments, and printf(3) reads a format string that specifies how many arguments there will be. Both use varargs quite safely and effectively, and though you can certainly screw them up, printf() especially seems to be quite popular.
...
Remove rows with duplicate indices (Pandas DataFrame and TimeSeries)
I'm reading some automated weather data from the web. The observations occur every 5 minutes and are compiled into monthly files for each weather station. Once I'm done parsing a file, the DataFrame looks something like this:
...
Undefined reference to static constexpr char[]
...
In the first paragraph the "ord-used" should read as "odr-used", I believe, but I am never sure with C++
– Egor Pasko
May 20 '19 at 13:49
add a c...
Android - Set max length of logcat messages
...t new lines rather than in the middles of the line. Makes for an easier to read log file.
Usage:
Logger.debugEntire("....");
Implementation:
package ...;
import android.util.Log;
import java.util.Arrays;
public class Logger {
private static final String LOG_TAG = "MyRockingApp";
/*...
Can promises have multiple arguments to onFulfilled?
...and libraries can consume. Promise implementations do what you ask with .spread for a while now. For example:
Promise.try(function(){
return ["Hello","World","!"];
}).spread(function(a,b,c){
console.log(a,b+c); // "Hello World!";
});
With Bluebird. One solution if you want this functional...
npm install errors with Error: ENOENT, chmod
... missed it and it's not mentioned (at least not in the npm blog post I was reading through). At least I'm not crazy :P. Thanks for the help!
– Chris Schmitz
Jul 20 '17 at 22:32
...
Linux下部署企业级邮件服务器(postfix + dovecot + extmail) - 开源 & Gith...
...iases_path: [/usr/bin/newaliases]
queue_directory: [/var/spool/postfix]
readme_directory: [no]
sendmail_path: [/usr/sbin/sendmail]
setgid_group: [postdrop]
3、为postfix提供Syv服务/etc/rc.d/init.d/postfix脚本
脚本朋友们可以从附件中下载
4、对postfix进行基本配...
How to create own dynamic type or dynamic object in C#?
...) =>
{
return 55;
});
Console.WriteLine(MyDynamic.MyMethod());
Read more about ExpandoObject class and for more samples: Represents an object whose members can be dynamically added and removed at run time.
share
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How do I use WebRequest to access an SSL encrypted site using https?
I'm writing a program that reads content from a user provided URL. My problem is in the code that goes something like this:
...