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How to create an empty file at the command line in Windows?
... right of the equal sign" is empty... the result is an empty file.
The difference with cd. > filename (which is mentioned in Patrick Cuff's answer and does also produce a 0-byte-length file) is that this "bit of redirection" (the <nul... trick) can be used to echo lines without any CR:
<...
Set focus on textbox in WPF
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@user841612, check the following link and verify the Assembly and Namespace msdn.microsoft.com/en-us/library/…
– usefulBee
Feb 10 '16 at 22:03
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Get JSON object from URL
.../ in most cases, you should set it to true
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_URL, 'url_here');
$result = curl_exec($ch);
curl_close($ch);
$obj = json_decode($result);
echo $obj->access_token;
...
Internal Error 500 Apache, but nothing in the logs?
...etting 500 Internal Server errors when I try to make an HTTP POST to a specific address in my app. I've looked into the server logs in the custom log directory specified in the virtual hosts file, but the error doesn't show up there so debugging this has been a pain in the ass.
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HashMap to return default value for non-found keys?
...aerics: I noticed that you used !this.containsValue(null). This is subtly different from !this.containsKey(k). The containsValue solution will fail if some other key has been explicitly assigned a value of null. For example: map = new HashMap(); map.put(k1, null); V v = map.get(k2); In this case, v ...
How do I get Pyflakes to ignore a statement?
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If you can use flake8 instead - which wraps pyflakes as well as the pep8 checker - a line ending with
# NOQA
(in which the space is significant - 2 spaces between the end of the code and the #, one between it and the NOQA...
Is it possible in Java to access private fields via reflection [duplicate]
... the appropriate security permissions. Use Field.setAccessible(true) first if you're accessing it from a different class.
import java.lang.reflect.*;
class Other
{
private String str;
public void setStr(String value)
{
str = value;
}
}
class Test
{
public static void m...
How do I escape a percentage sign in T-SQL?
This question also has the answer , but it mentions DB2 specifically.
4 Answers
4
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Get list of JSON objects with Spring RestTemplate
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This works even if you use a class and not Object like Coupon[] coupons = restTemplate.getForObject( url, Coupon[].class)
– lrkwz
Dec 2 '15 at 16:06
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How do I remove the border around a focused contenteditable pre?
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What's the difference between this and .element:focus?
– JJJ
Jul 3 '15 at 17:29
1
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