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Programmatically set height on LayoutParams as density-independent pixels
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Works for me, but it differs... if I set the width/height of an ImageView using the method above vs. using the xml. In the XML I set 85dp while the method above needs "75" to produce the same size. Any idea why?
– Dirk
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Fetch first element which matches criteria
... answered Apr 8 '14 at 14:45
ifloopifloop
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Git: How to reuse/retain commit messages after 'git reset'?
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Why reset if you can hack, fix, hack and then just run git commit --amend --no-edit; thus, retaining your original commit message.
To make it work for multiple commits, just create a temporary commit with your newest changes and then ...
理解和配置 Linux 下的 OOM Killer - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...息：
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Out of memory: Kill process 9682 (mysqld) score 9 or sacrifice child
Killed process 9682, UID 27, (mysqld) total-vm:47388kB, anon-rss:3744kB, file-rss:80kB
httpd invoked oom-killer: gfp_mask=0x201da, order=0, oom_adj=0, oom_score_adj=0
httpd cpuset=/ mems_allowed=0
Pid: 8911...
find -exec a shell function in Linux?
...has a couple of pitfalls that are easily overcome:
find . -print0 | while IFS= read -r -d '' file; do dosomething "$file"; done
This uses null as a delimiter instead of a linefeed, so filenames with linefeeds will work. It also uses the -r flag which disables backslash escaping, without it backs...
Add querystring parameters to link_to
I'm having difficultly adding querystring parameters to link_to UrlHelper. I have an Index view, for example, that has UI elements for sorting, filtering, and pagination (via will_paginate). The will_paginate plugin manages the intra-page persistence of querystring parameters correctly.
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How to make link look like a button?
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This only works for me if I apply it to a tag directly (a {display: block ...}), which is not acceptable. Do you have any idea why class attribute inside a tag won't work? :( I'm using Firefox 27. I also tried a.button {...} and it doesn't work eit...
How to increase the gap between text and underlining in CSS
...ith something like border-bottom: 1px solid #000 and padding-bottom: 3px.
If you want the same color of the "underline" (which in my example is a border), you just leave out the color declaration, i.e. border-bottom-width: 1px and border-bottom-style: solid.
For multiline, you can wrap you multili...
Why can I pass 1 as a short, but not the int variable i?
...work but not the last? Is there a way I can allow all 3 of them and detect if it was 1, (int)1 or i passed in? And really why is one allowed but the last? The second being allowed but not the last really blows my mind.
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jQuery Ajax File Upload
...ssible through AJAX.
You can upload file, without refreshing page by using IFrame.
You can check further details here.
UPDATE
With XHR2, File upload through AJAX is supported. E.g. through FormData object, but unfortunately it is not supported by all/old browsers.
FormData support starts from f...