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Setting an environment variable before a command in Bash is not working for the second command in a
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FOO=bar bash -c 'somecommand someargs | somecommand2'
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Jackson enum Serializing and DeSerializer
...entation.
Alternatively, if you prefer a self-contained solution, an implementation based on @JsonCreator and @JsonValue annotations would be more convenient.
So leveraging on the example by @Stanley the following is a complete self-contained solution (Java 6, Jackson 1.9):
public enum DeviceSche...
Select row with most recent date per user
I have a table ("lms_attendance") of users' check-in and out times that looks like this:
11 Answers
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StackOverflow程序员推荐：每个程序员都应读的30本书 - 杂谈 - 清泛网 - 专...
...More Effective C++》
推荐数：297
在我职业生涯早期，Scott Meyer的《Effective C++》和后续的《More Effective C++》都对我的编程能力有着直接影响。正如当时的一位朋友所说，这些书缩短你培养编程技能的过程，而其他人可能要花费数年...
Find the last element of an array while using a foreach loop in PHP
I am writing a SQL query creator using some parameters. In Java, it's very easy to detect the last element of an array from inside the for loop by just checking the current array position with the array length.
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Programmatically saving image to Django ImageField
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I have some code that fetches an image off the web and stores it in a model. The important bits are:
from django.core.files import File # you need this somewhere
import urllib
# The following actually resides in a method of my mo...
SELECT INTO a table variable in T-SQL
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Try something like this:
DECLARE @userData TABLE(
name varchar(30) NOT NULL,
oldlocation varchar(30) NOT NULL
);
INSERT INTO @userData (name, oldlocation)
SELECT name, location FROM myTable
INNER JOIN otherTable ON ...
WH...
How can I determine the URL that a local Git repository was originally cloned from?
...lone (from GitHub, or any source repository for that matter) the default name for the source of the clone is "origin". Using git remote show will display the information about this remote name. The first few lines should show:
C:\Users\jaredpar\VsVim> git remote show origin
* remote origin
Fet...
Bin size in Matplotlib (Histogram)
...nswer
The above line works for data filled with integers only. As macrocosme points out, for floats you can use:
import numpy as np
plt.hist(data, bins=np.arange(min(data), max(data) + binwidth, binwidth))
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Can I set up HTML/Email Templates with ASP.NET?
...s that unlike its predecessor(webforms) it is not tied with the web environment, we can easily host it outside the web and use it as template engine for various purpose. "
Generating HTML emails with RazorEngine - Part 01 - Introduction
Leveraging Razor Templates Outside of ASP.NET: They’re Not...