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How to find the width of a div using vanilla JavaScript?
...ll want to give some other alternatives that may work.
If you are looking for the assigned width (ignoring padding, margin and so on) you could use.
getComputedStyle(element).width; //returns value in px like "727.7px"
getComputedStyle allows you to access all styles of that elements. For exampl...
Python argparse: How to insert newline in the help text?
I'm using argparse in Python 2.7 for parsing input options. One of my options is a multiple choice. I want to make a list in its help text, e.g.
...
Can a variable number of arguments be passed to a function?
...ython will unpack the arguments as a single tuple with all the arguments.
For keyword arguments you need to accept those as a separate actual argument, as shown in Skurmedel's answer.
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impro...
Number of elements in a javascript object
...d the non-standard __count__, but it has been removed with version 1.8.5.
For cross-browser scripting you're stuck with explicitly iterating over the properties and checking hasOwnProperty():
function countProperties(obj) {
var count = 0;
for(var prop in obj) {
if(obj.hasOwnProper...
Bold & Non-Bold Text In A Single UILabel?
...t: UIFont.boldSystemFont(ofSize: fontSize),
NSAttributedString.Key.foregroundColor: UIColor.black
]
let nonBoldAttribute = [
NSAttributedString.Key.font: UIFont.systemFont(ofSize: fontSize),
]
let attrStr = NSMutableAttributedString(string: string, attributes: attrs)
...
Unzip a file with php
...ect way to unzip a file is a bit frightening.
PHP has built-in extensions for dealing with compressed files. There should be no need to use system calls for this. ZipArchivedocs is one option.
$zip = new ZipArchive;
$res = $zip->open('file.zip');
if ($res === TRUE) {
$zip->extractTo('/myzi...
Accurate way to measure execution times of php scripts
I want to know how many milliseconds a PHP for-loop takes to execute.
14 Answers
14
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c++ 写日志通用类，可设置日志级别 - C/C++ - 清泛网 - 专注C/C++及内核技术
...。代码经过较长时间的测试，可用性高。Logger.h
#ifndef __LOGGER_H_
#define __LOGGER_H_
#include <iostream>
#include <atlstr.h>
#pragma warning(disable:4996)
#define LEVEL_FATAL 0
#define LEVEL_ERROR 1
#define LEVEL_WARN 2
#define LEVEL_INFO 3
#define LEVEL_VERBOSE...
Min/Max-value validators in asp.net mvc
... really nice. I have been using the [Range(min, max)] validator this far for checking values, like e.g.:
4 Answers
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How do I install an R package from source?
...ote the INSTALL_opts option can be used to pass options to R CMD INSTALL. For, example "--no-multiarch"
– Andy Barbour
Jul 3 '13 at 5:40
2
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