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Sending message through WhatsApp
... //Check if package exists or not. If not then code
//in catch block will be called
waIntent.setPackage("com.whatsapp");
waIntent.putExtra(Intent.EXTRA_TEXT, text);
startActivity(Intent.createChooser(waIntent, "Share with"));
} catch (NameNotFoundException e)...
How do you configure Django for simple development and deployment?
...me..., but it's brittle. Or, put your imports in settings_local.py in try blocks and raise a more specific exception: MisconfiguredSettings or something to that effect.
– DylanYoung
Dec 13 '17 at 15:07
...
HtmlSpecialChars equivalent in Javascript?
...ntical results to the above, but it performs better, particularly on large blocks of text (thanks jbo5112).
function escapeHtml(text) {
var map = {
'&': '&',
'<': '&lt;',
'>': '&gt;',
'"': '&quot;',
"'": '&#039;'
};
return text.replace(/...
Why should I use a semicolon after every function in javascript?
...t
var something = true; // line of code
if (something) // code block
{
doSomething(); // function call
}
}
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follo...
What's the difference between eval, exec, and compile?
...differences:
eval accepts only a single expression, exec can take a code block that has Python statements: loops, try: except:, class and function/method definitions and so on.
An expression in Python is whatever you can have as the value in a variable assignment:
a_variable = (anything you can...
Dynamically updating plot in matplotlib
...call to show(), the plot never appears on the screen. If I call show(), it blocks and doesn't perform the updates. Am I missing something? gist.github.com/daviddoria/027b5c158b6f200527a4
– David Doria
Sep 18 '15 at 11:14
...
How to center a subview of UIView
... @JoeBlow: Thanks for the heads up. I used to love rounding but with block style it's more elegant to use CGRectIntegral
– Cemal Eker
Apr 14 '14 at 11:31
...
Cleanest way to build an SQL string in Java
...es and translates them into pure Java - in short, it looks for the special blocks delimited with
#sql
{
...
}
and turns them into JDBC calls. There are several key benefits to using SQLJ:
completely abstracts away the JDBC layer - programmers only need to think about Java and SQL
the transl...
jQuery event to trigger action when a div is made visible
...dsquare: What if show() is called from multiple places other than the code block discussed above?
– Robin Maben
Sep 9 '11 at 15:16
1
...
Display HTML snippets in HTML
...lt;/code>
</pre>
sample 3:
(If you are actually "quoting" a block of code, then the markup would be)
<blockquote>
<pre>
<code>
My pre-formatted "quoted" code here.
</code>
</pre>
</blockquote>
nice CSS sample:
pre{
font-fam...