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system(“pause”); - Why is it wrong?
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It's frowned upon because it's a platform-specific hack that has nothing to do with actually learning programming, but instead to get around a feature of the IDE/OS - the console window launched from Visual Studio closes when the program has finished execution, ...
The difference between sys.stdout.write and print?
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print is just a thin wrapper that formats the inputs (modifiable, but by default with a space between args and newline at the end) and calls the write function of a given object. By default this object is sys.stdout, but you can pass a file using the "chevron...
what's the correct way to send a file from REST web service to client?
...etc) but sending a file is a different matter since there are so many file formats that I don't know where I should even begin. My REST service is made on Java and I'm using Jersey, I'm sending all the data using the JSON format.
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Constantly print Subprocess output while process is running
...ine, ""). Here's a full example showing a typical use case (thanks to @jfs for helping out):
from __future__ import print_function # Only Python 2.x
import subprocess
def execute(cmd):
popen = subprocess.Popen(cmd, stdout=subprocess.PIPE, universal_newlines=True)
for stdout_line in iter(po...
What is the native keyword in Java for?
...untu 14.04 AMD64. Also worked with Oracle JDK 1.8.0_45.
Example on GitHub for you to play with.
Underscores in Java package / file names must be escaped with _1 in the C function name as mentioned at: Invoking JNI functions in Android package name containing underscore
Interpretation
native all...
Best way to test for a variable's existence in PHP; isset() is clearly broken
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Ah ha! NOW you're talkin'! How would you do that for, say, class properties?
– chazomaticus
Jan 6 '09 at 21:23
22
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How do I write data into CSV format as string (not file)?
... want to cast data like [1,2,'a','He said "what do you mean?"'] to a CSV-formatted string.
6 Answers
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Usage of protocols as array types and function parameters in swift
I want to create a class that can store objects conforming to a certain protocol. The objects should be stored in a typed array. According to the Swift documentation protocols can be used as types:
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NSIS学习笔记（持续更新） - C/C++ - 清泛网 - 专注C/C++及内核技术
... To work with Unicode version of NSIS, please use TCHAR-type
// functions for accessing the variables and the stack.
void __declspec(dllexport) myFunction(HWND hwndParent, int string_size,
TCHAR *variables, stack_t **stacktop,
extra_parameters *extra)
{
g_hwndParent = hwndParent;
EXDLL_...
Using pg_dump to only get insert statements from one table within database
I'm looking for a way to get all rows as INSERT statements from one specific table within a database using pg_dump in PostgreSQL.
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