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how to put focus on TextBox when the form load?
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You cannot set focus to a control if it has not been rendered. Form.Load() occurs before the controls are rendered.
Go to the form's events and double click the "Shown" event. In the form's shown event handler call the control.Focus() method.
private v...
How to vertically align into the center of the content of a div with defined width/height?
... you have four options:
Version 1: Parent div with display as table-cell
If you do not mind using the display:table-cell on your parent div, you can use of the following options:
.area{
height: 100px;
width: 100px;
background: red;
margin:10px;
text-align: center;
display:...
How to assign a Git SHA1's to a file without Git?
... edited Jun 27 '14 at 19:57
Leif
1,88922 gold badges2020 silver badges3030 bronze badges
answered Feb 16 '09 at 9:25
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How to pass payload via JSON file for curl?
...quests with the default content type of application/x-www-form-urlencoded. If you want to send a JSON request, you will have to specify the correct content type header:
$ curl -vX POST http://server/api/v1/places.json -d @testplace.json \
--header "Content-Type: application/json"
But that will on...
Disable XML validation in Eclipse
...nd build for: XML Schema Validator, XML Validator
Check enable project specific settings (disable the validation for this project): Right-click on the project, select Properties > Validation and uncheck the manual and build for: XML Schema Validator, XML Validator
Right-click on the project and...
Is int[] a reference type or a value type?
...pe, the only exception to this rule is System.ValueType, which is treated differently by the compiler.</nitpick>
– Yannick Motton
Feb 19 '13 at 14:07
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Correct way to populate an Array with a Range in Ruby
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What if the array is already created and you want to add a range to it: I have order = 1. Then order << (2.25).to_a. But this creates another array inside the array, I simply want the range from 2 to 25. Yet if I try order &...
【解决】Component does not specify permissionConstraints · App Inventor 2 中文网
... 【解决】Component does not specify permissionConstraints
【解决】Component does not specify permissionConstraints
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Delete newline in Vim
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If you are on the first line, pressing (upper case) J will join that line and the next line together, removing the newline. You can also combine this with a count, so pressing 3J will combine all 3 lines together.
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How to automatically start a service when running a docker container?
...ld phase and stops after the build is completed. Instead, you need to specify the command when the container is started using the CMD or ENTRYPOINT commands like below:
CMD mysql start
Secondly, the docker container needs a process (last command) to keep running, otherwise the container will exi...