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How can I easily view the contents of a datatable or dataview in the immediate window
Sometimes I will be at a breakpoint in my code and I want to view the contents of a DataTable variable (or a DataTable in a DataSet ). The quick watch doesn't give you a very clear view of the contents. How can I view them easily?
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List all sequences in a Postgres db 8.1 with SQL
...mmunity wiki
2 revs, 2 users 92%Anand Chitipothu
5
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string to string array conversion in java
...ff on your assignment, String.split splits strings on a regular expression and this expression may be an empty string:
String[] ary = "abc".split("");
Yields the array:
(java.lang.String[]) [, a, b, c]
Getting rid of the empty 1st entry is left as an exercise for the reader :-)
Note: In Java 8, th...
What is the simplest way to convert a Java string from all caps (words separated by underscores) to
...figure there must be at least one way to do it using String.replaceAll() and a regex.
19 Answers
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Python Logging (function name, file name, line number) using a single file
I am trying to learn how an application works. And for this I am inserting debug commands as the first line of each function's body with the goal of logging the function's name as well as the line number (within the code) where I send a message to the log output. Finally, since this application comp...
Find region from within an EC2 instance
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This is to be run inside the EC2 instance and is powered by AWS's backends. It will not work anywhere else (essentially because that IP is an APIPA). Also there is no way to get this information directly from inside the instance without connecting to a metadata sourc...
Detect if stdin is a terminal or pipe?
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On POSIX there is no io.h and for isatty() you need to include unistd.h.
– maxschlepzig
Sep 29 '11 at 13:22
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Vim search and replace selected text
Let's say we have a text, and I enter visual mode and select some text. How do I quickly do a search for the highlighted text and replace it with something else?
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How to replace part of string by position?
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The easiest way to add and remove ranges in a string is to use the StringBuilder.
var theString = "ABCDEFGHIJ";
var aStringBuilder = new StringBuilder(theString);
aStringBuilder.Remove(3, 2);
aStringBuilder.Insert(3, "ZX");
theString = aStringBuil...
【转】用App Inventor 2实现电子围栏功能 - App应用开发 - 清泛IT社区，为创新赋能！
... map’s drawn view. The value is a list of lists containing the northwest and southeast coordinates of the current view in the form ((North West) (South East)).设置或获取地图的边界，值是一个包含了西北和东南坐标的嵌套列表，格式为((北西)(南东))CenterFromString地...