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How to URL encode a string in Ruby
...whole URL, it does not selectively escapes query parameters, for instance, if you pass 'a=&!@&b=&$^' to CGI.escape it will escape whole thing with query separators & so this could be used only to query values. I suggest using addressable gem , it is more intellectual working with url...
How to show the text on a ImageButton?
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It is technically possible to put a caption on an ImageButton if you really want to do it. Just put a TextView over the ImageButton using FrameLayout. Just remember to not make the Textview clickable.
Example:
<FrameLayout>
<ImageButton
android:id="@+id/button_x"
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自然语言处理（HarmonyNLP）使用指导 · App Inventor 2 中文网
...鼠标移动时拖动元素 document.onmousemove = function(e) { if (!isDragging) return; element.style.left = (e.clientX - offsetX) + 'px'; element.style.top = (e.clientY - offsetY) + 'px'; }; // 鼠标释放时停止拖动 document.onmouseup = function(...
In Java, is there a way to write a string literal without having to escape quotes?
...uotation marks inside it. You could escape them all, but it's a pain, and difficult to read.
8 Answers
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Can you use if/else conditions in CSS?
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Not in the traditional sense, but you can use classes for this, if you have access to the HTML. Consider this:
<p class="normal">Text</p>
<p class="active">Text</p>
and in your CSS file:
p.normal {
background-position : 150px 8px;
}
p.active {
background-p...
How can I get list of values from dict?
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A slightly "better" link (to a specific spot on the page you posted): docs.python.org/2/library/stdtypes.html#dict.values
– mgilson
Apr 26 '13 at 3:46
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What is the best way to check for Internet connectivity using .NET?
...y, no reason to pull the 4KB back - just use client.OpenRead(url) instead. If it doesn't throw an exception then it was able to connect.
– Josh M.
Mar 27 '11 at 16:50
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How can I check file size in Python?
...pt in Windows. I want to do something based on the file size. For example, if the size is greater than 0, I will send an email to somebody, otherwise continue to other things.
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Why use double indirection? or Why use pointers to pointers?
...t of bio-libraries (a ??lol), you can use char ******lol
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yes, I know these might not be the best data structures
Usage example with a very very very boring lol
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
int wordsinsentence(char **x) {
int w = 0;
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How do I create a PDO parameterized query with a LIKE statement?
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@Andrew: what if multiple like is used ? how should the execute array executes in order ?
– logan
Apr 3 '14 at 18:00
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