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How can I check if a string represents an int, without using try/except?
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If you're really just annoyed at using try/excepts all over the place, please just write a helper function:
def RepresentsInt(s):
try:
int(s)
return True
except ValueError:
return False
>>> pri...
Compiling with cython and mingw produces gcc: error: unrecognized command line option '-mno-cygwin'
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It sounds like GCC 4.7.0 has finally removed the deprecated -mno-cygwin option, but distutils has not yet caught up with it. Either install a slightly older version of MinGW, or edit distutils\cygwinccompiler.py in your Python directory to remove all instan...
catch all unhandled exceptions in ASP.NET Web Api
How do I catch all unhandled exceptions that occur in ASP.NET Web Api so that I can log them?
5 Answers
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How do I find numeric columns in Pandas?
Let's say df is a pandas DataFrame.
I would like to find all columns of numeric type.
Something like:
11 Answers
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Can someone explain the right way to use SBT?
...tarted, and why?
I think the sane point is to build immunity to sbt gradually.
Make sure you understand:
scopes format {<build-uri>}<project-id>/config:key(for task-key)
the 3 flavors of settings (SettingKey, TaskKey, InputKey) - read the section called "Task Keys" in http://www.sc...
How do you Encrypt and Decrypt a PHP String?
... You may also use GCM (which removes the need for a separate MAC). Additionally, ChaCha20 and Salsa20 (provided by libsodium) are stream ciphers and do not need special modes.
Unless you chose GCM above, you should authenticate the ciphertext with HMAC-SHA-256 (or, for the stream ciphers, Poly1305 -...
How do you test running time of VBA code?
...Counter. Google it for more info. Try pushing the following into a class, call it CTimer say, then you can make an instance somewhere global and just call .StartCounter and .TimeElapsed
Option Explicit
Private Type LARGE_INTEGER
lowpart As Long
highpart As Long
End Type
Private Declare Fu...
How do I set the UI language in vim?
...my OS is set up in German (the standard at our office), I guess vim is actually trying to be helpfull.
15 Answers
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Install a .NET windows service without InstallUtil.exe
...s.Generic;
using System.Text;
using System.Diagnostics;
using Microsoft.Win32;
namespace MySvc
{
class IntegratedServiceInstaller
{
public void Install(String ServiceName, String DisplayName, String Description,
String InstanceID,
System.ServiceProcess.Servic...
也来说说ReactOS的调试 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...随手打开了编译环境,输入"makex freeldr_fdebug",可是提示,mingw32-make: *** No rule to make target `fDebug'. Stop.,没有次模块,打开配置文件D:\ReactOS\ReactOS_src\boot\freeldr\freeldr.rbuild,发现并没有fDebug,那我们自己填,怎么填?嗯是个问题.
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