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live output from subprocess command
...s a driver for a hydrodynamics code. When it comes time to run the simulation, I use subprocess.Popen to run the code, collect the output from stdout and stderr into a subprocess.PIPE --- then I can print (and save to a log-file) the output information, and check for any errors. The problem is...
How do I check if a column is empty or null in MySQL?
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If you change the condition to WHERE some_col IS NULL OR some_col = ' ' (one space inserted in the string) then it works on both MySQL and Oracle, see answer of "onedaywhen". some_col = '' doesn't work on Oracle as empty strings mean NULL there.
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What is the fastest way to create a checksum for large files in C#
... be done manually every few weeks. I cant take the filename into consideration because they can change anytime.
9 Answers
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Better way to check if a Path is a File or a Directory?
...ing with it. This requires me to have a method which performs different actions based on the user's selection.
21 Answers
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Use Font Awesome Icon in Placeholder
...tAwesome;
font-style: normal;
font-weight: normal;
text-decoration: inherit;
}
And this (simple) jQuery
$('#iconified').on('keyup', function() {
var input = $(this);
if(input.val().length === 0) {
input.addClass('empty');
} else {
input.removeClass('empty')...
Programmatically align a toolbar on top of the iPhone keyboard
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As of iOS 3.2 there's a new way to achieve this effect:
UITextFields and UITextViews have an inputAccessoryView property, which you can set to any view, that is automatically displayed above and animated with the keyboard.
Note t...
How can I view MSIL / CIL generated by C# compiler? Why is it called assembly?
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Yes it is, more exactly in the .text section of the PE file (portable executable = *.exe or *.dll). More information can be found here.
The best choice is to use ILSpy (Reflector is no longer free). It's a free disassembler that can dissassemble your assembly into M...
Why Choose Struct Over Class?
...ass? Seems like they are the same thing, with a Struct offering less functionality. Why choose it then?
16 Answers
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Multiple RunWith Statements in jUnit
...ou cannot do this because according to spec you cannot put the same annotation twice on the same annotated element.
So, what is the solution? The solution is to put only one @RunWith() with runner you cannot stand without and replace other one with something else. In your case I guess you will rem...
Xcode 6 Bug: Unknown class in Interface Builder file
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I resolved this issue as I was typing the question. I figured I'd answer my question and leave it here for anyone else who may face this issue when using Xcode 6 beta 4.
To resolve this issue, you need to select each of your custom class objects in Storyboard (this inclu...