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Bash: Strip trailing linebreak from output

...ine character you want to remove, you can use 'head' from GNU coreutils to select everything except the last byte. This should be quite quick: head -c -1 log.txt Also, for completeness, you can quickly check where your newline (or other special) characters are in your file using 'cat' and the 'sh...
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Submitting a form by pressing enter without a submit button

... A keypress is also triggered for a selection from autocomplete, i.e. if the user is inputting an email address and he/she selects a previously given one from the browser's autocomplete by hitting enter, then your form will submit. Not what your users will expe...
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Fit image into ImageView, keep aspect ratio and then resize ImageView to image dimensions?

...rix(); matrix.postScale(scale, scale); // Create a new bitmap and convert it to a format understood by the ImageView Bitmap scaledBitmap = Bitmap.createBitmap(bitmap, 0, 0, width, height, matrix, true); width = scaledBitmap.getWidth(); // re-use height = scaledBitmap.getHeight(...
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Do unix timestamps change across timezones?

...mestamp represents a moment that is the same everywhere. Of course you can convert back and forth to a local timezone representation (time 1397484936 is such-and-such local time in New York, or some other local time in Djakarta) if you want. The article at http://en.wikipedia.org/wiki/Unix_time is ...
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How to get a dependency tree for an artifact?

...ent version of m2eclipse (which you should if you use eclipse and maven): Select the menu entry Navigate -> Open Maven POM and enter the artifact you are looking for. The pom will open in the pom editor, from which you can select the tab Dependency Hierarchy to view the dependency hierarchy (...
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The entity type is not part of the model for the current context

...the Solution Explorer Right click on the table head you want to remove and select "Delete from Model" Now again right click on the work area and select "Update Model from Database.." Add the table again from the table list Clean and build the solution ...
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Lists in ConfigParser

..., but if you do this, just be careful with also using key, as ConfigParser converts all such keys to lower-case – Alex Dean May 1 '12 at 18:49 4 ...
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How to debug a GLSL shader?

...sinf(x) // undefined otherwise float significand(float x) { // converting int to float so that exp2(genType) gets correctly-typed value float expo=float(floorLog2(abs(x))); return abs(x)/exp2(expo); } // Input: x\in
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DbEntityValidationException - How can I easily tell what caused the error?

... var errorMessages = ex.EntityValidationErrors .SelectMany(x => x.ValidationErrors) .Select(x => x.ErrorMessage);      // Join the list to a single string. var fullErrorMessage = string.Join("; ", errorMessages);     ...
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Classes vs. Modules in VB.NET

... When one of my VB.NET classes has all shared members I either convert it to a Module with a matching (or otherwise appropriate) namespace or I make the class not inheritable and not constructable: Public NotInheritable Class MyClass1 Private Sub New() 'Contains only shared me...