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How do I retrieve an HTML element's actual width and height?
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edited Apr 4 at 19:17
jiwopene
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What is the difference between printf() and puts() in C?
I know you can print with printf() and puts() . I can also see that printf() allows you to interpolate variables and do formatting.
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How do I create a random alpha-numeric string in C++?
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Mehrdad Afshari's answer would do the trick, but I found it a bit too verbose for this simple task. Look-up tables can sometimes do wonders:
#include <iostream>
#include <ctime>
#include <unistd.h>
using namespace std;
string gen_random(const int len) {
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What is lazy loading in Hibernate?
... of children. Hibernate now can "lazy-load" the children, which means that it does not actually load all the children when loading the parent. Instead, it loads them when requested to do so. You can either request this explicitly or, and this is far more common, hibernate will load them automaticall...
How to use the C socket API in C++ on z/OS
...eir format, as well as knowing where to look for an answer. You'll find quite often that a feature that you want to use is guarded by a "feature test macro"
You should ask your friendly system programmer to install the XL C/C++ Run-Time Library Reference: Man Pages
on your system. Then you can d...
How to style UITextview to like Rounded Rect text field?
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There is no implicit style that you have to choose, it involves writing a bit of code using the QuartzCore framework:
//first, you
#import <QuartzCore/QuartzCore.h>
//.....
//Here I add a UITextView in code, it will work if it's added...
Setting environment variables on OS X
...apps
# (and Terminal), including those launched via Spotlight.
#
# After editing this file run the following command from the terminal to update
# environment variables globally without needing to reboot.
# NOTE: You will still need to restart the relevant application (including
# Terminal) to pick ...
moment.js - UTC gives wrong date
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By default, MomentJS parses in local time. If only a date string (with no time) is provided, the time defaults to midnight.
In your code, you create a local date and then convert it to the UTC timezone (in fact, it makes the moment instance switch to UTC mode), so when it is formatted, it i...
Measuring the distance between two coordinates in PHP
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Not long ago I wrote an example of the haversine formula, and published it on my website:
/**
* Calculates the great-circle distance between two points, with
* the Haversine formula.
* @param float $latitudeFrom Latitude of start point in [deg decimal]
* @param float $longitudeFrom Longitude...
Unicode character as bullet for list-item in CSS
I need to use, for example, the star-symbol(★) as the bullet for a list-item.
11 Answers
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