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jQuery: checking if the value of a field is null (empty)
...
The value of a field can not be null, it's always a string value.
The code will check if the string value is the string "NULL". You want to check if it's an empty string instead:
if ($('#person_data[document_type]').val() != ''){}
or:
if ($('#person_data[document_type]')....
LINQ to Entities does not recognize the method
...xpressions.Expression<Func<Charity, bool>> IsSatisfied()
{
string name = this.charityName;
string referenceNumber = this.referenceNumber;
return p =>
(string.IsNullOrEmpty(name) ||
p.registeredName.ToLower().Contains(name.ToLower()) ||
p.a...
Properly escape a double quote in CSV
...riginal question doesn't ask about PHP. This only seems to be true for the string delimiter (and only for the chosen delimiter) when a program, such as Open Office, allows you to change it.
– Dave F
Dec 1 '18 at 22:07
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console.log timestamps in Chrome?
...console.log = function(data)
{
var currentDate = '[' + new Date().toUTCString() + '] ';
this.logCopy(currentDate, data);
};
Or this, in case you want a timestamp:
console.logCopy = console.log.bind(console);
console.log = function(data)
{
var timestamp = '[' + Date.now() + '] ';
...
Custom Adapter for List View
... class MyCustomAdapter extends BaseAdapter {
private ArrayList<String> mData = new ArrayList<String>();
private LayoutInflater mInflater;
public MyCustomAdapter() {
mInflater = (LayoutInflater)getSystemService(Context.LAYOUT_INFLATER_SERVICE);
...
Is there a limit on how much JSON can hold?
...the "default is 2097152 characters, which is equivalent to 4 MB of Unicode string data" for the property JavaScriptSerializer.MaxJsonLength mentioned in Amber's answer. (N.B. I have quoted from MSDN)
– dumbledad
Dec 12 '12 at 20:38
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How to store a command in a variable in a shell script?
...ning about the risk of unexpected parsing behavior (even without malicious strings, as in @CharlesDuffy's example). For example, try x='echo $(( 6 * 7 ))' and then eval $x. You might expect that to print "42", but it probably won't. Can you explain why it doesn't work? Can you explain why I said "pr...
TimeStamp on file name using PowerShell
I have a path in a string,
5 Answers
5
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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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UTF-8 all the way through
...econd parameter.
Input:
Unfortunately, you should verify every received string as being valid UTF-8 before you try to store it or use it anywhere. PHP's mb_check_encoding() does the trick, but you have to use it religiously. There's really no way around this, as malicious clients can submit dat...