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Which characters are valid/invalid in a JSON key name?
...here any forbidden characters in key names, for JavaScript objects or JSON strings? Or characters that need to be escaped?
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Passing HTML to template using Flask/Jinja2
...the code:
from flask import Markup
value = Markup('<strong>The HTML String</strong>')
Then pass that value to the templates and they don't have to |safe it.
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Find column whose name contains a specific string
...rame with column names, and I want to find the one that contains a certain string, but does not exactly match it. I'm searching for 'spike' in column names like 'spike-2' , 'hey spike' , 'spiked-in' (the 'spike' part is always continuous).
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Does a const reference class member prolong the life of a temporary?
...Here's the simplest way to explain what happened:
In main() you created a string and passed it into the constructor. This string instance only existed within the constructor. Inside the constructor, you assigned member to point directly to this instance. When when scope left the constructor, the st...
IE8 and JQuery's trim()
... so chaining is out of the option. You were calling the trim() method on a string, but IE does not know about String.trim.
– janmoesen
Aug 9 '10 at 11:08
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Methods inside enum in C#
...{
Thing1,
Thing2
}
static class StuffMethods
{
public static String GetString(this Stuff s1)
{
switch (s1)
{
case Stuff.Thing1:
return "Yeah!";
case Stuff.Thing2:
return "Okay!";
default:
...
Unable to modify ArrayAdapter in ListView: UnsupportedOperationException
...bstractList (List) which cannot be modified.
Solution
Use an ArrayList<String> instead using an array while initializing the ArrayAdapter.
String[] array = {"a","b","c","d","e","f","g"};
ArrayList<String> lst = new ArrayList<String>(Arrays.asList(array));
final ArrayAdapter<S...
How to get image height and width using java?
... new IOException("No extension for file: " + imgFile.getAbsolutePath());
String suffix = imgFile.getName().substring(pos + 1);
Iterator<ImageReader> iter = ImageIO.getImageReadersBySuffix(suffix);
while(iter.hasNext()) {
ImageReader reader = iter.next();
try {
ImageInputStr...
Find substring in the string in TWIG
I want to find substring of the string or check if there is no such substring using Twig. On the words, I need analogue of 'strstr' or 'strpos' in php.
I googled and searched this issue in stackoverflow but nothing found. Does someone know how to solve this problem?
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Git search for string in a single file's history
...g method called bar , so I want to search the history of foo.rb for the string bar to see if it was ever defined in the past.
...