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Set value to NULL in MySQL
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Don't put NULL inside quotes in your update statement. This should work:
UPDATE table SET field = NULL WHERE something = something
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How to write a UTF-8 file with Java?
...ss an encoding in the constructor. Then you can write your data to that inside a try-with-resources Statement:
try (OutputStreamWriter writer =
new OutputStreamWriter(new FileOutputStream(PROPERTIES_FILE), StandardCharsets.UTF_8))
// do stuff
}
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Is there a 'box-shadow-color' property?
... display: inline-block;
background: white;
height: 100px;
width: 100px;
margin: 30px;
border-radius: 50%;
}
<div class="green"></div>
<div class="red"></div>
The bug mentioned in the comment below has since been fixed :)
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DDD - the rule that Entities can't access Repositories directly
...n on the business logic and where things get updated. You don't have some kid who is off by himself and writes this entire program that does all these complicated things to the product catalog and when it comes to integrate it to the upstream project, you're sitting there looking at it and realize i...
Spring get current ApplicationContext
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The following ApplicationContextProvider.java answer looks to be the most reliable solution for this.
– Ionut
Jan 17 '16 at 12:32
1
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What's a quick way to test to see a file exists?
... var channelOptions = {
tags: "".split(" "),
id: "1"
};
initTagRenderer("".split(" "), "".split(" "), channelOptions);
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Command not found when using sudo
...ielty) and the super user are not the same.
The directory where foo.sh resides is not present in the PATH variable of the root user, hence the command not found error.
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Jinja2 shorthand conditional
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If you need to use a variable, you can use inside {% %} too. Like {% set your_var = 'Update' if files else 'Continue' %}
– jhpg
Jun 25 '17 at 20:43
1
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Android and setting width and height programmatically in dp units
...ula is in the docs. For further reading, go to section 3 of developer.android.com/guide/practices/…
– SK9
Mar 20 '11 at 1:49
35
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Eclipse error “ADB server didn't ACK, failed to start daemon”
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I met same problem, though I didn't what caused this. Whatever, i find some clues and fixed finally.
When I open SDK and AVD manager, but find the AVD version(2.3.3) is not same with android lib version(2.3). So I create a new AVD with 2.3.
I fixed it b...