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When to use DataContract and DataMember attributes?
I am very confused about the DataContract attribute in WCF. As per my knowledge it is used for serializating user defined type like classes. I wrote one class which is exposed at client side like this.
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Using a .php file to generate a MySQL dump
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You can use the exec() function to execute an external command.
Note: between shell_exec() and exec(), I would choose the second one, which doesn't return the output to the PHP script -- no need for the PHP script to get the whole SQL dump as a string : you only need it written to a file, and t...
无社交不商业，Uber将边缘化BAT - 资讯 - 清泛网 - 专注C/C++及内核技术
无社交不商业，Uber将边缘化BAT有人说，互联网+传统行业，如果深入去挖掘，我们就发现，互联网的核心是社群思维，传统行业的核心是产品。互联网+，就是社群+产品，产品型
有人说，互联网+传统行业，如果深入...
Read lines from a file into a Bash array [duplicate]
I am trying to read a file containing lines into a Bash array.
6 Answers
6
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What is the perfect counterpart in Python for “while not EOF”
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Loop over the file to read lines:
with open('somefile') as openfileobject:
for line in openfileobject:
do_something()
File objects are iterable and yield lines until EOF. Using the file object as an iterable uses a buffer to ensure performant reads.
You can do the same with th...
Testing web application on Mac/Safari when I don't own a Mac
Having been caught out recently when a web site I launched displayed perfectly on IE, Firefox, Chrome and Safari on Windows but was corrupted when viewed using Safari on the Mac (by a potential customer), I need to start testing how my sites look when viewed on a Mac.
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How do I truncate a .NET string?
...h that its length is not longer than a given value. I am writing to a database table and want to ensure that the values I write meet the constraint of the column's datatype.
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Powershell v3 Invoke-WebRequest HTTPS error
Using Powershell v3's Invoke-WebRequest and Invoke-RestMethod I have succesfully used the POST method to post a json file to a https website.
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How do I convert a String to an int in Java?
...cumentation you'll notice the "catch" is that this function can throw a NumberFormatException, which of course you have to handle:
int foo;
try {
foo = Integer.parseInt(myString);
}
catch (NumberFormatException e)
{
foo = 0;
}
(This treatment defaults a malformed number to 0, but you can do s...
ElasticSearch: Unassigned Shards, how to fix?
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By default, Elasticsearch will re-assign shards to nodes dynamically. However, if you've disabled shard allocation (perhaps you did a rolling restart and forgot to re-enable it), you can re-enable shard allocation.
# v0.90.x...