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How to read contacts on Android 2.0
I'm working on Android 2.0 and am trying to receive a list of all contacts.
9 Answers
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YYYY-MM-DD format date in shell script
... for +%Y-%m-%d %H:%M:%S. Just note that some filesystems (cough**HFS) will convert the : to a /, giving you a string like 2016-09-15 11/05/00 which is mighty confusing.
– beporter
Sep 15 '16 at 16:07
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Request failed: unacceptable content-type: text/html using AFNetworking 2.0
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@Danpe, How to convert above line of code into Swift. I tried with manager.responseSerializer = AFJSONResponseSerializer.serializer() but no use.
– Ganesh Guturi
Aug 28 '15 at 9:54
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Error: Tablespace for table xxx exists. Please DISCARD the tablespace before IMPORT
I am fairly new to MySQL and I am getting a pretty interesting error on which I cannot find any help via google and the stackoverflow search.
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Output first 100 characters in a string
...reat way to handle this. Here are some examples.
The formatting code '%s' converts '12345' to a string, but it's already a string.
>>> '%s' % '12345'
'12345'
'%.3s' specifies to use only the first three characters.
>>> '%.3s' % '12345'
'123'
'%.7s' says to use the first se...
In Typescript, How to check if a string is Numeric
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The way to convert a string to a number is with Number, not parseFloat.
Number('1234') // 1234
Number('9BX9') // NaN
You can also use the unary plus operator if you like shorthand:
+'1234' // 1234
+'9BX9' // NaN
Be careful when ch...
ModelState.IsValid == false, why?
...lowing snippet to find out whats wrong:
(Often if the binder is trying to convert strings to complex types etc)
if (!ModelState.IsValid)
{
var errors = ModelState.SelectMany(x => x.Value.Errors.Select(z => z.Exception));
// Breakpoint, Log or examine the list with Exceptions.
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Difference between & and && in Java? [duplicate]
I was just wondering what the difference between & and && is?
A few days I wrote a condition for an if statement the looked something like:
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Java 8 List into Map
...ey is NOT guaranteed to be unique for all elements in the list, you should convert it to a Map<String, List<Choice>> instead of a Map<String, Choice>
Map<String, List<Choice>> result =
choices.stream().collect(Collectors.groupingBy(Choice::getName));
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How to deal with SQL column names that look like SQL keywords?
...:
select "from" from "table";
Note: Internally PostgreSQL automatically converts all unquoted commands and parameters to lower case. That have the effect that commands and identifiers aren't case sensitive. sEleCt * from tAblE; is interpreted as select * from table;. However, parameters inside do...